ci: remove kubebuilder dependency

[sozercan]

Signed-off-by: Sertac Ozercan sozercan@gmail.com

What this PR does / why we need it:
migrate to envtest and remove kubebuilder dependency

Which issue(s) this PR fixes (optional, using fixes #<issue number>(, fixes #<issue_number>, ...) format, will close the issue(s) when the PR gets merged):
Fixes #

Special notes for your reviewer:

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 54.01%. Comparing base (73611cc) to head (2daf4de).
⚠️ Report is 947 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #2524      +/-   ##
==========================================
+ Coverage   53.92%   54.01%   +0.09%     
==========================================
  Files         116      116              
  Lines       10287    10287              
==========================================
+ Hits         5547     5557      +10     
+ Misses       4314     4307       -7     
+ Partials      426      423       -3     

Flag	Coverage Δ
unittests	54.01% <ø> (+0.09%)	⬆️

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[sozercan]

/benchmark

[github-actions]

Running benchmark here...

[github-actions]

This PR compares its performance to the latest released version. If it performs significantly lower, consider optimizing your changes to improve the performance.

name                                            old time/op  new time/op  delta
pkg:github.com/open-policy-agent/gatekeeper/pkg/mutation goos:linux goarch:amd64
System_Mutate                                   1.33µs ± 0%  1.35µs ± 1%   +1.24%  (p=0.000 n=9+9)
pkg:github.com/open-policy-agent/gatekeeper/pkg/mutation/mutators/assign goos:linux goarch:amd64
AssignMutator_Mutate/always_mutate_1-depth       207ns ±10%   200ns ± 2%     ~     (p=0.470 n=10+10)
AssignMutator_Mutate/always_mutate_2-depth       230ns ± 1%   238ns ± 1%   +3.60%  (p=0.000 n=9+10)
AssignMutator_Mutate/always_mutate_5-depth       338ns ± 2%   343ns ± 0%   +1.27%  (p=0.000 n=9+8)
AssignMutator_Mutate/always_mutate_10-depth      496ns ± 1%   499ns ± 1%   +0.67%  (p=0.009 n=10+10)
AssignMutator_Mutate/always_mutate_20-depth      824ns ± 1%   827ns ± 1%     ~     (p=0.072 n=10+10)
AssignMutator_Mutate/never_mutate_1-depth        162ns ± 1%   169ns ± 0%   +4.69%  (p=0.000 n=10+9)
AssignMutator_Mutate/never_mutate_2-depth        184ns ± 1%   193ns ± 1%   +4.95%  (p=0.000 n=10+10)
AssignMutator_Mutate/never_mutate_5-depth        240ns ± 2%   245ns ± 0%   +2.32%  (p=0.000 n=10+8)
AssignMutator_Mutate/never_mutate_10-depth       336ns ± 1%   344ns ± 1%   +2.22%  (p=0.000 n=10+10)
AssignMutator_Mutate/never_mutate_20-depth       618ns ± 1%   624ns ± 0%   +1.03%  (p=0.000 n=9+9)
pkg:github.com/open-policy-agent/gatekeeper/pkg/mutation/mutators/assignmeta goos:linux goarch:amd64
AssignMetadataMutator_Always                    1.25µs ± 5%  1.30µs ± 1%   +3.79%  (p=0.001 n=10+9)
AssignMetadataMutator_Never                      228ns ± 0%   229ns ± 0%   +0.30%  (p=0.046 n=8+10)
pkg:github.com/open-policy-agent/gatekeeper/pkg/mutation/mutators/modifyset goos:linux goarch:amd64
ModifySetMutator_Mutate/always_mutate_1-depth   1.19µs ± 2%  1.20µs ± 1%   +1.00%  (p=0.014 n=10+9)
ModifySetMutator_Mutate/always_mutate_2-depth   1.23µs ± 1%  1.23µs ± 1%     ~     (p=0.590 n=10+10)
ModifySetMutator_Mutate/always_mutate_5-depth   1.35µs ± 0%  1.35µs ± 0%   +0.48%  (p=0.000 n=10+8)
ModifySetMutator_Mutate/always_mutate_10-depth  1.62µs ± 2%  1.66µs ± 0%   +2.38%  (p=0.000 n=10+10)
ModifySetMutator_Mutate/always_mutate_20-depth  2.09µs ± 1%  2.11µs ± 2%   +0.87%  (p=0.009 n=10+10)
ModifySetMutator_Mutate/never_mutate_1-depth     336ns ± 1%   351ns ± 2%   +4.53%  (p=0.000 n=9+10)
ModifySetMutator_Mutate/never_mutate_2-depth     374ns ± 1%   371ns ± 1%   -0.78%  (p=0.008 n=10+10)
ModifySetMutator_Mutate/never_mutate_5-depth     432ns ± 1%   437ns ± 0%   +1.16%  (p=0.000 n=9+10)
ModifySetMutator_Mutate/never_mutate_10-depth    521ns ± 0%   525ns ± 0%   +0.91%  (p=0.000 n=10+10)
ModifySetMutator_Mutate/never_mutate_20-depth    832ns ± 1%   832ns ± 1%     ~     (p=0.684 n=10+10)
pkg:github.com/open-policy-agent/gatekeeper/pkg/webhook goos:linux goarch:amd64
ValidationHandler/psp:_100%_violations          1.71ms ± 0%  1.67ms ± 1%   -2.82%  (p=0.000 n=9+9)
ValidationHandler/psp:_100%_violations#01       2.23ms ± 1%  2.15ms ± 1%   -3.70%  (p=0.000 n=10+10)
ValidationHandler/psp:_100%_violations#02       5.68ms ± 2%  5.48ms ± 1%   -3.53%  (p=0.000 n=10+10)
ValidationHandler/psp:_100%_violations#03       10.1ms ± 3%   9.7ms ± 1%   -3.40%  (p=0.000 n=10+9)
ValidationHandler/psp:_100%_violations#04       19.1ms ± 3%  17.9ms ± 1%   -6.48%  (p=0.000 n=10+10)
ValidationHandler/psp:_100%_violations#05       92.6ms ± 1%  83.4ms ± 2%   -9.92%  (p=0.000 n=8+10)
ValidationHandler/psp:_100%_violations#06        199ms ± 1%   172ms ± 1%  -13.31%  (p=0.000 n=9+10)

[ritazh]

LGTM

[acpana]

fyi, I can see make test work locally on this fork now 🥇 ; thanks for fixing this !!

[maxsmythe]

LGTM, same comments about "bin"

[sozercan]

@maxsmythe bin is the default for kubebuilder v3 and it's in gitignore. looks like we are using .tmp already (for linter) so i changed to .tmp/bin