Vulkan: Avoid renderpass break for occlusion query This ensures beginQuery and endQuery only get inserted into renderpasses and will not close renderpass because of query call Bug: angleproject:4381 Change-Id: I690f096b9e8e4b7ea9a67045d1be0fd7a319c98c Reviewed-on: https://chromium-review.googlesource.com/c/angle/angle/+/2119246 Reviewed-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Courtney Goeltzenleuchter <courtneygo@google.com> Commit-Queue: Charlie Lao <cclao@google.com>