[frameworks][api] Move dependency to devdependency (vercel#4836)

Follow up to vercel#4829

api/package.json

@@ -9,7 +9,6 @@
   },
   "dependencies": {
     "@sentry/node": "5.11.1",
-    "@vercel/node": "1.7.1",
     "got": "10.2.1",
     "node-fetch": "2.6.0",
     "parse-github-url": "1.0.2",
@@ -19,6 +18,7 @@
   "devDependencies": {
     "@types/node": "13.1.4",
     "@types/node-fetch": "2.5.4",
+    "@vercel/node": "1.7.2",
     "typescript": "3.9.6"
   }
 }

api/yarn.lock

@@ -134,10 +134,10 @@
   dependencies:
     "@types/node" "*"
 
-"@vercel/[email protected].1":
-  version "1.7.1"
-  resolved "https://registry.yarnpkg.com/@vercel/node/-/node-1.7.1.tgz#cdf9b2226cbc469228aae6369b2b21db4c83dc69"
-  integrity sha512-Lp6l3526xQ/srCqkXE9/E+gykAcpM/vut4zFo5NA9+syGxZt1nlVAznhNVkgsSW4mbRIE67KIfi7SII55dW7uw==
+"@vercel/[email protected].2":
+  version "1.7.2"
+  resolved "https://registry.yarnpkg.com/@vercel/node/-/node-1.7.2.tgz#85cb8aac661c02dfef6fe752740f5b162e90767b"
+  integrity sha512-XV5lrLC+K/cxsaFj8H2OoGu1zliOqnxcrOnPInI8HmQjR/Tztt+0nzgpt+7sx8wXcrib0Nu7lK303jP7VjSETw==
   dependencies:
     "@types/node" "*"
     ts-node "8.9.1"

packages/frameworks/test/frameworks.unit.test.ts

@@ -1,13 +1,10 @@
 import Ajv from 'ajv';
 import { join } from 'path';
 import { existsSync } from 'fs';
+import { isString } from 'util';
 import { Framework } from '../';
 const frameworkList = require('../frameworks.json') as Framework[];
 
-function isString(arg: any): arg is string {
-  return typeof arg === 'string';
-}
-
 const SchemaFrameworkDetectionItem = {
   type: 'array',
   items: [