Bump spegel

[brandond]

Proposed Changes

based on changes from #9365

• Bump spegel to v0.0.18-k3s3
  • Adds wildcard registry support
  • Fixes issue with excessive CPU utilization while waiting for containerd to start
• Add env var to allow spegel mirroring of latest tag

Types of Changes

version bump
enhancement

Verification

See linked issue

Testing

Linked Issues

• Provide a means to specify that docker images from any registry should be retrieved from a given registry or the embedded registry #9590
• Add ability to enable "latest" image tag support for Spegel registry. #9600

User-Facing Change

Bump spegel to v0.0.18-k3s3
Adds wildcard registry support
Fixes issue with excessive CPU utilization while waiting for containerd to start
Add env var to allow spegel mirroring of latest tag

Further Comments

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 24 lines in your changes are missing coverage. Please review.

Project coverage is 42.81%. Comparing base (513c341) to head (9c8b07a).

❗ Current head 9c8b07a differs from pull request most recent head dc6ddba. Consider uploading reports for the commit dc6ddba to get more accurate results

Files	Patch %	Lines
pkg/spegel/spegel.go	0.00%	19 Missing ⚠️
pkg/spegel/bootstrap.go	0.00%	5 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #9599      +/-   ##
==========================================
- Coverage   45.88%   42.81%   -3.07%     
==========================================
  Files         151      154       +3     
  Lines       13509    13534      +25     
==========================================
- Hits         6198     5795     -403     
- Misses       6080     6570     +490     
+ Partials     1231     1169      -62     

Flag	Coverage Δ
e2etests	?
inttests	39.38% <0.00%> (?)
unittests	15.94% <0.00%> (?)

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