build(deps): bump @modelcontextprotocol/sdk from 1.13.0 to 1.15.1

Bumps [@modelcontextprotocol/sdk](https://github.com/modelcontextprotocol/typescript-sdk) from 1.13.0 to 1.15.1.
- [Release notes](https://github.com/modelcontextprotocol/typescript-sdk/releases)
- [Commits](modelcontextprotocol/typescript-sdk@1.13.0...1.15.1)

---
updated-dependencies:
- dependency-name: "@modelcontextprotocol/sdk"
  dependency-version: 1.15.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

packages/local-mcp-server/package.json

@@ -52,7 +52,7 @@
   "dependencies": {
     "@gleanwork/api-client": "0.7.1",
     "@gleanwork/mcp-server-utils": "workspace:*",
-    "@modelcontextprotocol/sdk": "^1.12.3",
+    "@modelcontextprotocol/sdk": "^1.15.1",
     "dotenv": "^17.2.0",
     "meow": "^13.2.0",
     "open": "^10.1.1",

packages/mcp-server-utils/package.json

@@ -94,7 +94,7 @@
     "@eslint/js": "^9.31.0",
     "@gleanwork/api-client": "0.6.7",
     "@gleanwork/mcp-test-utils": "workspace:*",
-    "@modelcontextprotocol/sdk": "^1.12.3",
+    "@modelcontextprotocol/sdk": "^1.15.1",
     "@types/node": "^24.0.13",
     "@typescript-eslint/eslint-plugin": "^8.33.1",
     "@typescript-eslint/parser": "^8.34.1",