vulkan: create high-priority queues if possible

Cargo.lock

@@ -611,6 +611,7 @@ dependencies = [
  "num-derive",
  "num-traits",
  "once_cell",
+ "opera",
  "parking_lot",
  "pin-project",
  "png",
@@ -859,6 +860,12 @@ version = "1.20.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "1261fe7e33c73b354eab43b1273a57c8f967d0391e80353e51f764ac02cf6775"
 
+[[package]]
+name = "opera"
+version = "1.0.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5444847837ad2026bf6addabcf0c3c25bf3e9f92e435dedb555f4a6a0180ded1"
+
 [[package]]
 name = "option-ext"
 version = "0.2.0"