✨ Add list_group_projects tool

- Implemented `list_group_projects` function to list all projects in a GitLab group with various filtering options.
- Updated package dependencies, including `@modelcontextprotocol/sdk` to version 1.8.0 and `zod` to version 3.24.2.

package.json

@@ -22,7 +22,7 @@
     "deploy": "npm run build && npm publish"
   },
   "dependencies": {
-    "@modelcontextprotocol/sdk": "1.0.1",
+    "@modelcontextprotocol/sdk": "1.8.0",
     "@types/node-fetch": "^2.6.12",
     "node-fetch": "^3.3.2",
     "zod-to-json-schema": "^3.23.5"
@@ -30,6 +30,6 @@
   "devDependencies": {
     "@types/node": "^22.13.10",
     "typescript": "^5.8.2",
-    "zod": "3.21.4"
+    "zod": "^3.24.2"
   }
-}
+}