Remove fail-fast: false to prevent partial deployments

Co-authored-by: P0NDER0SA <32133001+P0NDER0SA@users.noreply.github.com>

Author: Copilot

.github/workflows/dev_branch_deploy_images.yaml

@@ -116,7 +116,6 @@ jobs:
 
       - name: Helmfile apply for dev images (api, admin, document-download)
         strategy:
-          fail-fast: false
           matrix:
             app:
               - api