docs: improve changelog

.github/release.yml

@@ -1,6 +1,15 @@
 changelog:
-  exclude:
-    labels:
-      - dependencies
-    authors:
-      - dependabot
+  categories:
+    - title: Changes
+      labels:
+        - '*'
+      exclude:
+        labels:
+          - documentation
+          - dependencies
+    - title: Documentation
+      labels:
+        - documentation
+    - title: Dependencies
+      labels:
+        - dependencies