fix: add paths-ignore to maintenance branch CI/CD build

- Skip CI/CD builds when only docs/README files change on 1.0.x
- Maintains consistency with main branch configuration
- Further reduces unnecessary maintenance branch builds

Author: markpollack

.github/workflows/continuous-integration.yml

@@ -4,6 +4,10 @@ on:
   push:
     branches:
       - '*.*.x'
+    paths-ignore:
+      - 'spring-ai-docs/**'
+      - '*.md'
+      - 'docs/**'
   workflow_dispatch:
 
 jobs: