Bump reviewdog to v0.20.3

Author: David Cornu

action.yml

@@ -56,7 +56,7 @@ runs:
     - run: $GITHUB_ACTION_PATH/script.sh
       shell: sh
       env:
-        REVIEWDOG_VERSION: v0.14.1
+        REVIEWDOG_VERSION: v0.20.3
         # INPUT_<VARIABLE_NAME> is not available in Composite run steps
         # https://github.community/t/input-variable-name-is-not-available-in-composite-run-steps/127611
         INPUT_GITHUB_TOKEN: ${{ inputs.github_token }}