fix: packages/next-codemod/package.json to reduce vulnerabilities

The following vulnerabilities are fixed with an upgrade:
- https://snyk.io/vuln/SNYK-JS-NTHCHECK-1586032
- https://snyk.io/vuln/SNYK-JS-CSSWHAT-1298035

packages/next-codemod/package.json

@@ -4,7 +4,7 @@
   "license": "MIT",
   "dependencies": {
     "chalk": "4.1.0",
-    "cheerio": "1.0.0-rc.9",
+    "cheerio": "1.0.0",
     "execa": "4.0.3",
     "globby": "11.0.1",
     "inquirer": "7.3.3",