Clean up passed end2end tests on Intel Windows platform Intel driver has released its latest versions, many intel driver bugs are fixed. This patch cleans up end2end test cases skipped on windows 10 and windows 7. The test environment is as follows, Hardware: Skylake(HD 530), Kabylake(HD 630) Driver version: 4815, 4821 OS: windows 10(15063), windows 7. BUG=angleproject:2205 Change-Id: Iae14763aa86a572da1221e9ea35b28da2561d3b0 Reviewed-on: https://chromium-review.googlesource.com/729549 Commit-Queue: Jamie Madill <jmadill@chromium.org> Reviewed-by: Jamie Madill <jmadill@chromium.org>