chore: allow major langchain updates to main again, but group future updates

Author: davidkna-sap

.github/dependabot.yml

@@ -12,14 +12,11 @@ updates:
       # We only want to do major node updates on purpose, so don't create dependabot PRs for major versions
       - dependency-name: '@types/node'
         update-types: ['version-update:semver-major']
-      # Skip v1-release until compability is handled throughout the project
-      - dependency-name: 'langchain'
-        update-types: ['version-update:semver-major']
-      - dependency-name: '@langchain/*'
-        update-types: ['version-update:semver-major']
     groups:
       sap-cloud-sdk:
         patterns: ['@sap-cloud-sdk/*']
+      langchain:
+        patterns: ['langchain', '@langchain/*']
   - package-ecosystem: npm
     directory: '/'
     target-branch: 'v1-main'