fix(deps): update dependency @modelcontextprotocol/sdk to ^1.19.1

Author: renovate[bot]

package.json

@@ -59,7 +59,7 @@
   },
   "dependencies": {
     "@kintone/rest-api-client": "^5.7.5",
-    "@modelcontextprotocol/sdk": "^1.17.5",
+    "@modelcontextprotocol/sdk": "^1.19.1",
     "file-type": "^21.0.0",
     "https-proxy-agent": "^7.0.6",
     "zod": "^3.25.76"