Add changelog generator configuration

Author: fabapp2

ci/config/changelog-generator.yml

@@ -0,0 +1,23 @@
+changelog:
+repository: spring-projects/spring-boot
+sections:
+  - title: ":star: New Features"
+    labels:
+      - "type: enhancement"
+  - title: ":lady_beetle: Bug Fixes"
+    labels:
+      - "type: bug"
+      - "type: regression"
+  - title: ":notebook_with_decorative_cover: Documentation"
+    labels:
+      - "type: documentation"
+  - title: ":hammer: Dependency Upgrades"
+    sort: "title"
+    labels:
+      - "type: dependency-upgrade"
+issues:
+  ports:
+    - label: "status: forward-port"
+      bodyExpression: 'Forward port of issue #(\d+).*'
+    - label: "status: back-port"
+      bodyExpression: 'Back port of issue #(\d+).*'