chore: bump langchain-core from 1.2.11 to 1.2.28 in /services/rag-backend#337

dependabot[bot] wants to merge 1 commit intomainstackitcloud/rag-template:mainfrom

dependabot/pip/services/rag-backend/langchain-core-1.2.28stackitcloud/rag-template:dependabot/pip/services/rag-backend/langchain-core-1.2.28Copy head branch name to clipboard