chore(e2e): Remove check on `http.response_content_length_uncompressed

[github-actions]

Note

The pull request "chore(e2e): Remove check on `http.response_content_length_uncompressed" was created by @andreiborza but did not reference an issue. Therefore this issue was created for better visibility in external tools like Linear.

This comes strictly from OTel and we don't really need to assert on it, it's unreliable and flaky.

[linear]

JS-1321

[github-actions]

A PR closing this issue has just been released 🚀

This issue was referenced by PR #18536, which was included in the 10.32.0 release.