Add GetTexLevelParameterTest.Levels end2end test Bug: angleproject:376497150 Change-Id: Id14663f6fb1fd64edc439e695953d4a4a3b9f853 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/6056029 Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org> Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org>