chore: apply template copier-ssf-ci at version v2.0.0

.github/settings.yml

@@ -0,0 +1,8 @@
+---
+# These settings are synced to GitHub by https://probot.github.io/apps/settings/
+
+repository:
+  # See https://docs.github.com/en/rest/reference/repos#update-a-repository
+  # for all available settings
+
+  allow_squash_merge: false