Update release-drafter.yml

Author: madchap

.github/release-drafter.yml

@@ -29,7 +29,7 @@ categories:
       - 'bugfix'
       - 'bug'
   - title: 📝 Documentation updates
-    label: documentation
+    label: 'documentation'
   - title: '🧰 Maintenance'
     labels:
       - 'dependencies'