[infra] Sync up add-labels with changes from main repo

[CodeBlanch]

Changes

• Ports the path fix from the main repo see: [infra] Fix a couple paths in PR auto-label file change detection opentelemetry-dotnet#5751

Merge requirement checklist

• CONTRIBUTING guidelines followed (license requirements, nullable enabled, static analysis, etc.)

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 71.08%. Comparing base (71655ce) to head (ac1a470).
Report is 360 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1963      +/-   ##
==========================================
- Coverage   73.91%   71.08%   -2.84%     
==========================================
  Files         267      300      +33     
  Lines        9615    11167    +1552     
==========================================
+ Hits         7107     7938     +831     
- Misses       2508     3229     +721     

Flag	Coverage Δ
unittests-Exporter.Geneva	53.20% <ø> (?)
unittests-Exporter.InfluxDB	94.65% <ø> (?)
unittests-Exporter.Instana	71.24% <ø> (?)
unittests-Exporter.OneCollector	91.51% <ø> (?)
unittests-Exporter.Stackdriver	75.73% <ø> (?)
unittests-Extensions	85.71% <ø> (?)
unittests-Extensions.AWS	83.41% <ø> (?)
unittests-Extensions.Enrichment	100.00% <ø> (?)
unittests-Instrumentation.AWS	87.56% <ø> (?)
unittests-Instrumentation.AWSLambda	87.96% <ø> (?)
unittests-Instrumentation.AspNet	74.85% <ø> (?)
unittests-Instrumentation.AspNetCore	85.27% <ø> (?)
unittests-Instrumentation.ElasticsearchClient	79.87% <ø> (?)
unittests-Instrumentation.EntityFrameworkCore	55.49% <ø> (?)
unittests-Instrumentation.EventCounters	76.36% <ø> (?)
unittests-Instrumentation.GrpcNetClient	79.61% <ø> (?)
unittests-Instrumentation.Hangfire	93.58% <ø> (?)
unittests-Instrumentation.Http	81.41% <ø> (?)
unittests-Instrumentation.Owin	83.43% <ø> (?)
unittests-Instrumentation.Process	100.00% <ø> (?)
unittests-Instrumentation.Quartz	78.94% <ø> (?)
unittests-Instrumentation.Runtime	100.00% <ø> (?)
unittests-Instrumentation.SqlClient	91.89% <ø> (?)
unittests-Instrumentation.StackExchangeRedis	67.02% <ø> (?)
unittests-Instrumentation.Wcf	48.91% <ø> (?)
unittests-PersistentStorage	65.78% <ø> (?)
unittests-Resources.AWS	77.93% <ø> (?)
unittests-Resources.Azure	82.35% <ø> (?)
unittests-Resources.Container	72.41% <ø> (?)
unittests-Resources.Gcp	72.54% <ø> (?)
unittests-Resources.Host	55.17% <ø> (?)
unittests-Resources.OperatingSystem	76.47% <ø> (?)
unittests-Resources.Process	100.00% <ø> (?)
unittests-Resources.ProcessRuntime	94.11% <ø> (?)
unittests-Sampler.AWS	87.97% <ø> (?)

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see 324 files with indirect coverage changes