Created test and fixed texture storage bug in d3d11 Bug: b/172489285 Change-Id: If7d88cf50d99da3380082c60fb3936ae0b20c4e5 Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2519876 Reviewed-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Geoff Lang <geofflang@chromium.org> Commit-Queue: Jamie Madill <jmadill@chromium.org>