🎨 Simplify find action command

Author: flaxel

action.yml

@@ -44,7 +44,9 @@ runs:
         python ${{ github.action_path }}/find_flaky_tests.py \
             --slack-channel "${{ inputs.slack-channel-id }}" \
             --auth-token "${{ inputs.token }}" \
-            --prefix "${{ inputs.prefix }}" ${{ inputs.repository }} ${{ inputs.branch }} \
+            --prefix "${{ inputs.prefix }}" \
+            ${{ inputs.repository }} \
+            ${{ inputs.branch }} \
             > flaky_tests.json
 
     - name: Post message to ${{ inputs.slack-channel-name }} Slack channel