rsx: Texture cache fixes

- Update section flags when requested
- Fix nullptr dereference: cached_dest will be null if dst_is_render_target is true

rpcs3/Emu/RSX/Common/texture_cache.h

@@ -1121,14 +1121,19 @@ namespace rsx
 			{
 				if (dest_texture)
 				{
-					if (dst_is_render_target && !dst_subres.is_depth_surface)
+					if (dst_is_render_target)
 					{
-						LOG_ERROR(RSX, "Depth->RGBA blit requested but not supported");
-						return true;
+						if (!dst_subres.is_depth_surface)
+						{
+							LOG_ERROR(RSX, "Depth->RGBA blit requested but not supported");
+							return true;
+						}
+					}
+					else
+					{
+						if (!cached_dest->has_compatible_format(src_subres.surface))
+							format_mismatch = true;
 					}
-
-					if (!cached_dest->has_compatible_format(src_subres.surface))
-						format_mismatch = true;
 				}
 
 				is_depth_blit = true;

rpcs3/Emu/RSX/VK/VKTextureCache.h

@@ -572,6 +572,8 @@ namespace vk
 
 				view.reset(new_view);
 			}
+
+			section.set_view_flags(expected_flags);
 		}
 
 		void insert_texture_barrier() override