Update dependencies api doc

doc/api/dependencies.md

@@ -5,7 +5,8 @@ This API is in an alpha stage and considered unstable.
 The response payload may be subject to change or breakage
 across GitLab releases.
 
-Every call to this endpoint requires authentication. To perform this call, user should be authorized to read
+Every call to this endpoint requires authentication. To perform this call, user should be authorized to read repository.
+To see vulnerabilities in response, user should be authorized to read
 [Project Security Dashboard](../user/application_security/security_dashboard/index.md#project-security-dashboard).
 
 ## List project dependencies
@@ -17,8 +18,8 @@ supported by Gemnasium.
 
 ```
 GET /projects/:id/dependencies
-GET /projects/:id/vulnerabilities?package_manager=maven
-GET /projects/:id/vulnerabilities?package_manager=yarn,bundler
+GET /projects/:id/dependencies?package_manager=maven
+GET /projects/:id/dependencies?package_manager=yarn,bundler
 ```
 
 | Attribute     | Type           | Required | Description                                                                                                                                                                 |
@@ -38,13 +39,18 @@ Example response:
     "name": "rails",
     "version": "5.0.1",
     "package_manager": "bundler",
-    "dependency_file_path": "Gemfile.lock"
+    "dependency_file_path": "Gemfile.lock",
+    "vulnerabilities": [{
+      "name": "DDoS",
+      "severity": "unknown"
+    }]
   },
   {
       "name": "hanami",
       "version": "1.3.1",
       "package_manager": "bundler",
-      "dependency_file_path": "Gemfile.lock"
+      "dependency_file_path": "Gemfile.lock",
+      "vulnerabilities": []
     }
 ]
 ```