Clean prek cache before running static checks (apache#56788)

* Update CI image checks to clean cache before running prek

* Add description to change for future investigations

Author: bugraoz93

.github/workflows/ci-image-checks.yml

@@ -155,7 +155,10 @@ jobs:
           platform: ${{ inputs.platform }}
           save-cache: false
       - name: "Static checks"
-        run: prek --all-files --show-diff-on-failure --color always
+        # We have added cache cleaning here as otherwise it was failing on rst-backticks hook
+        # This increases the time of this step from ~9 minutes 25 seconds to ~12 minutes 37 seconds
+        # If we want to remove the first part, we need to find root cause of the problem
+        run: prek cache clean && prek --all-files --show-diff-on-failure --color always
         env:
           VERBOSE: "false"
           SKIP: ${{ inputs.skip-prek-hooks }}