Fix env&version tags leaking in metrics

[bwoebi]

Follow-up to #2742.

[codecov-commenter]

Codecov Report

Attention: Patch coverage is 50.00000% with 2 lines in your changes missing coverage. Please review.

Project coverage is 77.95%. Comparing base (4ab0eb7) to head (a51c26c).

Additional details and impacted files

@@             Coverage Diff              @@
##             master    #2745      +/-   ##
============================================
- Coverage     77.99%   77.95%   -0.05%     
  Complexity     2216     2216              
============================================
  Files           227      227              
  Lines         26635    26637       +2     
  Branches        989      989              
============================================
- Hits          20775    20765      -10     
- Misses         5334     5346      +12     
  Partials        526      526              

Flag	Coverage Δ
appsec-extension	69.19% <ø> (ø)
tracer-extension	78.80% <50.00%> (+<0.01%)	⬆️
tracer-php	80.54% <ø> (-0.14%)	⬇️

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Files	Coverage Δ
ext/sidecar.c	87.40% <50.00%> (+0.18%)	⬆️

... and 1 file with indirect coverage changes

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[pr-commenter]

Benchmarks

Benchmark execution time: 2024-07-05 10:08:41

Comparing candidate commit a51c26c in PR branch bob/fix-env&version-tags with baseline commit 4ab0eb7 in branch master.

Found 0 performance improvements and 1 performance regressions! Performance is the same for 177 metrics, 0 unstable metrics.

scenario:LaravelBench/benchLaravelOverhead

• 🟥 execution_time [+110.542µs; +218.118µs] or [+4.116%; +8.121%]