ci: Add dependencies/codegen to rel notes

Signed-off-by: Dave Tucker <dave@dtucker.co.uk>

.github/changelog-base.json

@@ -6,7 +6,7 @@
         "exhaustive": true
       },
       {
-        "title": "## 🐛 Fixes",
+        "title": "## 🐛 Fixes and 🤏 Small Changes",
         "labels": ["fix"],
         "exhaustive": true
       },
@@ -14,6 +14,11 @@
         "title": "## 🧪 Tests",
         "labels": ["test"],
         "exhaustive": true
+      },
+      {
+        "title": "## 🤝 Dependencies and 🤖 Generated Code",
+        "labels": ["dependencies"],
+        "exhaustive": true
       }
     ],
     "ignore_labels": [