Added Ubuntu 22.04 configuration for 5.x branch. (#110)

Author: asmorkalov

.github/workflows/OCV-Contrib-PR-4.x-U22.yaml

@@ -9,7 +9,7 @@ on:
   workflow_call:
 
 concurrency:
-  group: OCV-Contrib-PR-4.x-U20-${{ github.ref }}
+  group: OCV-Contrib-PR-4.x-U22-${{ github.ref }}
   cancel-in-progress: true
 
 env: