Expand ExtendedDirtyBitType to include bit for clip distance,
mipmap generation hint and shader derivative hint. Handle these
dirty bits in ContextVk::syncState

Bug: angleproject:5611
Change-Id: If8d1646334e737f81ac72cdddb8fe3ba613b4b94
Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2676173
Commit-Queue: Mohan Maiya <m.maiya@samsung.com>
Reviewed-by: Jamie Madill <jmadill@chromium.org>
Reviewed-by: Shahbaz Youssefi <syoussefi@chromium.org>