sweep: DIRACGrid#768 Non deprecated Action

Author: fstagni

.github/workflows/codestyle.yml

@@ -37,7 +37,7 @@ jobs:
           [ ! -d "DIRAC" ] && cp -r .DIRAC/src/DIRAC DIRAC
 
       - name: Prepare environment with Micromamba
-        uses: mamba-org/provision-with-micromamba@main
+        uses: mamba-org/setup-micromamba@v2
         with:
           environment-file: .DIRAC/environment.yml