do some cleanup, add the legal information

package.json

@@ -64,7 +64,7 @@
     "@babel/plugin-proposal-object-rest-spread": "7.14.7",
     "@babel/preset-flow": "7.14.5",
     "@babel/preset-react": "7.14.5",
-    "@edge-runtime/jest-environment": "2.2.0-beta.13",
+    "@edge-runtime/jest-environment": "2.2.0-beta.14",
     "@fullhuman/postcss-purgecss": "1.3.0",
     "@mdx-js/loader": "2.2.1",
     "@mdx-js/react": "2.2.1",

packages/next/package.json

@@ -134,7 +134,7 @@
     "@capsizecss/metrics": "1.1.0",
     "@edge-runtime/cookies": "3.2.0-beta.1",
     "@edge-runtime/ponyfill": "2.3.0-beta.0",
-    "@edge-runtime/primitives": "2.2.0-beta.11",
+    "@edge-runtime/primitives": "3.0.0-beta.12",
     "@hapi/accept": "5.0.2",
     "@jest/transform": "29.5.0",
     "@jest/types": "29.5.0",
@@ -221,7 +221,7 @@
     "debug": "4.1.1",
     "devalue": "2.0.1",
     "domain-browser": "4.19.0",
-    "edge-runtime": "2.3.0-beta.12",
+    "edge-runtime": "2.3.0-beta.13",
     "events": "3.3.0",
     "find-cache-dir": "3.3.1",
     "find-up": "4.1.0",