Bump @modelcontextprotocol/sdk from 1.25.2 to 1.26.0 (#383)

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

plugins-external/mcp-server/package.json

@@ -17,7 +17,7 @@
   "dependencies": {
     "@hono/mcp": "^0.2.3",
     "@hono/node-server": "^1.19.7",
-    "@modelcontextprotocol/sdk": "^1.25.2",
+    "@modelcontextprotocol/sdk": "^1.26.0",
     "hono": "^4.11.7",
     "zod": "^3.25.76"
   },