Add operation:launch tag for profiling

[0xnm]

What does this PR do?

Adding operation:launch tag to align with iOS SDK and allow filtering in the future once another profile types are added.

Review checklist (to be filled by reviewers)

• Feature or bugfix MUST have appropriate tests (unit, integration, e2e)
• Make sure you discussed the feature or bugfix with the maintaining team in an Issue
• Make sure each commit and the PR mention the Issue number (cf the CONTRIBUTING doc)

[datadog-official]

🎯 Code Coverage
• Patch Coverage: 100.00%
• Overall Coverage: 65.94% (-0.03%)

View detailed report

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[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 70.85%. Comparing base (0d7396f) to head (9ee22c2).

Additional details and impacted files

@@                      Coverage Diff                       @@
##           feature/perfetto-profiling    #3133      +/-   ##
==============================================================
+ Coverage                       70.81%   70.85%   +0.03%     
==============================================================
  Files                             906      906              
  Lines                           33359    33361       +2     
  Branches                         5590     5590              
==============================================================
+ Hits                            23623    23635      +12     
+ Misses                           8171     8159      -12     
- Partials                         1565     1567       +2     

Files with missing lines	Coverage Δ
.../android/profiling/internal/ProfilingDataWriter.kt	87.30% <100.00%> (-2.86%)	⬇️

... and 36 files with indirect coverage changes

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