feat(discover): add ability to query for avg decoded resource size and transfer size

[DominikB2014]

This Pr un-reverts #58275, and makes the appropriate changes so that tests now pass.

You can now query for a resources

1. http.response_transfer_size
2. http.decoded_response_body_length

[codecov]

Codecov Report

Merging #58770 (4c7d62c) into master (4773415) will decrease coverage by 0.01%.
Report is 9 commits behind head on master.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master   #58770      +/-   ##
==========================================
- Coverage   80.59%   80.58%   -0.01%     
==========================================
  Files        5150     5151       +1     
  Lines      225411   225540     +129     
  Branches    37973    37993      +20     
==========================================
+ Hits       181660   181760     +100     
- Misses      38191    38221      +30     
+ Partials     5560     5559       -1     

Files	Coverage Δ
src/sentry/search/events/constants.py	100.00% <ø> (ø)
src/sentry/snuba/metrics/naming_layer/mri.py	93.98% <100.00%> (+0.09%)	⬆️
src/sentry/snuba/metrics/naming_layer/public.py	100.00% <100.00%> (ø)
src/sentry/testutils/cases.py	85.79% <ø> (ø)

... and 94 files with indirect coverage changes