Vulkan: Fix content synchronization for textures bound to images Added state tracking back for images bound with glBindImageTexture This fixes a bug where updating a texture with glTexSubImage2D would not trigger a content update when the same image was re-used in a dispatch Bug: angleproject:3887 Test: SimpleStateChangeTestES31.DispatchWithImageTextureTexSubImageThenDispatchAgain/ES3_1_Vulkan Change-Id: I030ec52f1c470f9e9ff7c14f1c24fe213000a3ad Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1835943 Commit-Queue: Mohan Maiya <m.maiya@samsung.com> Reviewed-by: Geoff Lang <geofflang@chromium.org> Reviewed-by: Jamie Madill <jmadill@chromium.org>