fix: use dynamic database lookup instead of hardcoded #mongodb-mcp in isSearchSupported#1091

Will-hxw wants to merge 2 commits intomongodb-js:mainmongodb-js/mongodb-mcp-server:mainfrom

Will-hxw:fix/1022-dynamic-database-for-search-checkWill-hxw/mongodb-mcp-server:fix/1022-dynamic-database-for-search-checkCopy head branch name to clipboard