build(deps): bump httplib2 from 0.18.1 to 0.19.0 in /chromium

Bumps [httplib2](https://github.com/httplib2/httplib2) from 0.18.1 to 0.19.0.
- [Release notes](https://github.com/httplib2/httplib2/releases)
- [Changelog](https://github.com/httplib2/httplib2/blob/master/CHANGELOG)
- [Commits](httplib2/httplib2@v0.18.1...v0.19.0)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

chromium/requirements.txt

@@ -42,7 +42,7 @@ gitdb==4.0.5
 GitPython==3.1.11
 greenlet==0.4.17
 gunicorn==20.0.4
-httplib2==0.18.1
+httplib2==0.19.0
 idna==2.9
 idstools==0.6.4
 importlib-metadata==1.6.1