chore: Remove test folder from codecov generation

[pasha-codefresh]

Not need measure codecov for folder that not contain any logic

[codecov]

Codecov Report

Merging #9265 (4a3175c) into master (b760a27) will increase coverage by 0.34%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master    #9265      +/-   ##
==========================================
+ Coverage   45.53%   45.87%   +0.34%     
==========================================
  Files         219      217       -2     
  Lines       25897    25903       +6     
==========================================
+ Hits        11792    11883      +91     
+ Misses      12463    12362     -101     
- Partials     1642     1658      +16     

Impacted Files	Coverage Δ
server/server.go	54.23% <100.00%> (+0.15%)	⬆️
...is/applicationset/v1alpha1/applicationset_types.go	34.69% <0.00%> (-12.53%)	⬇️
applicationset/services/scm_provider/github.go	75.29% <0.00%> (-5.89%)	⬇️
server/application/logs.go	81.13% <0.00%> (-4.59%)	⬇️
applicationset/services/scm_provider/gitea.go	74.11% <0.00%> (-3.00%)	⬇️
test/fixture/revision_metadata/author.go
test/testutil.go
test/testdata.go
reposerver/askpass/common.go	100.00% <0.00%> (ø)
util/gpg/gpg.go	68.20% <0.00%> (+0.20%)	⬆️
... and 7 more

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