grit: add pattern for minify removal

.changelog/3521.txt

@@ -1,3 +1,3 @@
 ```release-note:note
-resource/zone_settings_override: deprecate `minify` setting and include state migration to remove from local state. You should immediately remove the configuration from the resource to prevent permadiffs.
+resource/zone_settings_override: deprecate `minify` setting and include state migration to remove from local state. You should immediately remove the configuration from the resource to prevent permadiffs. Automatic migration of user configuration can be handled with [Grit](https://docs.grit.io/cli/quickstart) by running `grit apply github.com/cloudflare/terraform-provider-cloudflare#cloudflare_zone_settings_override_remove_minify`
 ```

.grit/patterns/cloudflare_zone_settings_override_remove_minify.grit

@@ -0,0 +1,8 @@
+engine marzano(0.1)
+language hcl
+
+pattern cloudflare_zone_settings_override_deprecate_minify() {
+  `minify { $_ }` as $minify => . where {
+    $minify <: within `resource "cloudflare_zone_settings_override" $_ { $_ }`
+  }
+}