When we check to see what formats we can reinterpret for sRGB
extensions, we need to make sure we can match the image usage
flags as well. If the original format supports framebuffer
attachment usage, we need to make sure that the reinterpreted
format can support it as well.

Bug: angleproject:5309
Change-Id: I7e84d01004504f854a3e22227e99b1740ed1a2b2
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2549156
Commit-Queue: Mohan Maiya <m.maiya@samsung.com>
Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>
Reviewed-by: Jamie Madill <jmadill@chromium.org>