update mail action to latest release

Signed-off-by: Sebastian Hoß <[email protected]>

Author: sebhoss

code-generator/src/templates/release-crd.yml.hbs

@@ -48,7 +48,7 @@ jobs:
       - id: mail
         name: Send Mail
         if: steps.commits.outputs.count > 0
-        uses: dawidd6/action-send-mail@v4
+        uses: dawidd6/action-send-mail@v5
         with:
           server_address: $\{{ secrets.MAIL_SERVER }}
           server_port: $\{{ secrets.MAIL_PORT }}