Revert "chore: Pin DIRACCommon to v9.0.20"

This reverts commit 05ec90d.

Author: DIRACGrid CI

setup.cfg

@@ -30,7 +30,7 @@ install_requires =
     certifi
     cwltool
     diraccfg
-    DIRACCommon==v9.0.20
+    DIRACCommon
     diracx-client >=v0.0.1
     diracx-core >=v0.0.1
     diracx-cli >=v0.0.1