layers: Flag errors in DrawState if Clear or Resolve cmds issued incorrectly
layers: Flag errors in DrawState if Clear or Resolve cmds issued incorrectly

Clear*Image and ResolveImage cmds should only be issued outside of a RenderPass.
Clear*Attachment cmds should only be issued inside of a RenderPass.

KhronosGroup/Vulkan-Tools,KhronosGroup/Vulkan-Tools,KhronosGroup/Vulkan-Tools,KhronosGroup/Vulkan-Tools