Test 1.11 rather than pre-release

Author: MariaHei

.github/workflows/ci.yml

@@ -14,7 +14,7 @@ jobs:
         version:
           - '1.9'
           - '1.10'
-          - '~1.11.0-0'
+          - '1.11'
         os:
           - ubuntu-latest
           - macOS-latest