uhv: disable oghttp2 header validation when uhv is enabled

[ameily]

Commit Message: uhv: disable oghttp2 header validation when uhv is enabled Additional Description: Disable header validation within oghttp2 when the UHV compiler flag is enabled Risk Level: Low Testing: Docs Changes: Release Notes: Platform Specific Features: Fixes: #21548 Fixes: #19751

[ameily]

CC @yanavlasov

[adisuissa]

/assign @yanavlasov

[phlax]

/retest

[repokitteh-read-only[bot]]

Retrying Azure Pipelines: Retried failed jobs in: envoy-presubmit

:cat:

Caused by: a https://github.com/envoyproxy/envoy/pull/22078#issuecomment-1190142342 was created by @phlax.

see: more, trace.

[phlax]

@ameily i think this probably needs a main merge - lets see...

yep - it does

/wait

[phlax]

/wait

[ameily]

@phlax I rebased on main. CI is failing a couple steps that I think just need to be run again.

• linux coverage: //test/integration:tcp_tunneling_integration_test fails, but passes locally for me
• windows: failed to download bazel

[phlax]

yep, looks like flakes - ill follow up on the first one - i think ive seen it elsewhere

/retest

[repokitteh-read-only[bot]]

Retrying Azure Pipelines: Retried failed jobs in: envoy-presubmit

:cat:

Caused by: a https://github.com/envoyproxy/envoy/pull/22078#issuecomment-1191700923 was created by @phlax.

see: more, trace.