Vulkan: Support R11G11B10_FLOAT and R9G9B9E5_SHAREDEXP The keys in vk_format_map.json were incorrect. The format table generation script is enhanced to give an error in such a case. This revealed a number of entries with no corresponding angle format, which are also removed. Bug: angleproject:2898 Bug: angleproject:3190 Change-Id: I32caf2d2a8abb6f76b25436725670a8e84d576fb Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/1666700 Commit-Queue: Shahbaz Youssefi <syoussefi@chromium.org> Reviewed-by: Jamie Madill <jmadill@chromium.org>