GL: Adjust disableTextureMirrorClampToEdge condition The extension support has been fixed in Mesa 23.1.7. Fixed: angleproject:8319 Change-Id: Ie83dee83773823dad90826267040e40b6f296c53 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/4901182 Commit-Queue: Alexey Knyazev <lexa.knyazev@gmail.com> Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>