Fix a failing test

Author: leblancfg

cli/scripts/cli-tests.js

@@ -680,7 +680,7 @@ async function runTests() {
   // Test 26: HTTP transport with explicit --transport http flag
   await runBasicTest(
     "http_transport_with_explicit_flag",
-    "http://127.0.0.1:3001",
+    "http://127.0.0.1:3001/mcp",
     "--transport",
     "http",
     "--cli",