FrameCapture: Disable GL_EXT_texture_norm16 during capture Test: Lineage2M Bug: b/445241477 Change-Id: Ib4cfd87f0b79646965ea3e24db5b725062cfa725 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/6951980 Auto-Submit: Cody Northrop <cnorthrop@google.com> Reviewed-by: Mark Łobodziński <mark@lunarg.com> Commit-Queue: Mark Łobodziński <mark@lunarg.com>