chore: metapackages are owned by maintainers

[pichlermarc]

Which problem is this PR solving?

• metapackages should be owned by maintainers so that PRs get assigned to us

Short description of the changes

• changes owners of the following packages to @open-telemetry/javascript-maintainers:
  • @opentelemetry/auto-instrumentations-node
  • @opentelemetry/auto-instrumentations-web

[codecov]

Codecov Report

Merging #1996 (cde6320) into main (dfb2dff) will increase coverage by 0.05%.
Report is 5 commits behind head on main.
The diff coverage is n/a.

❗ Current head cde6320 differs from pull request most recent head 4b67489. Consider uploading reports for the commit 4b67489 to get more accurate results

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #1996      +/-   ##
==========================================
+ Coverage   90.97%   91.03%   +0.05%     
==========================================
  Files         146      146              
  Lines        7492     7492              
  Branches     1502     1501       -1     
==========================================
+ Hits         6816     6820       +4     
+ Misses        676      672       -4     

see 1 file with indirect coverage changes