[all] Remove now prefix in packages (#5928)

* remove prefix from codeowners

* remove references from ignore files

* Remove prefix from package json and tests

* Add run js without prefixes

* Rename package folders

* Delete auto generated test files

* Remove now-node in integration test

* Put back deleted vercel json files

* Remove eol

* Add styfle suggestion to comment in utils/run.js

Co-authored-by: Steven <steven@ceriously.com>

packages/build-utils/test/unit.get-script-name.test.ts

@@ -0,0 +1,72 @@
+import assert from 'assert';
+import { getScriptName } from '../src';
+
+describe('Test `getScriptName()`', () => {
+  it('should return "vercel-*"', () => {
+    const pkg = {
+      scripts: {
+        'vercel-dev': '',
+        'vercel-build': '',
+        dev: '',
+        build: '',
+      },
+    };
+    assert.equal(
+      getScriptName(pkg, ['vercel-dev', 'now-dev', 'dev']),
+      'vercel-dev'
+    );
+    assert.equal(
+      getScriptName(pkg, ['vercel-build', 'now-build', 'build']),
+      'vercel-build'
+    );
+    assert.equal(getScriptName(pkg, ['dev']), 'dev');
+    assert.equal(getScriptName(pkg, ['build']), 'build');
+  });
+
+  it('should return "now-*"', () => {
+    const pkg = {
+      scripts: {
+        'now-dev': '',
+        'now-build': '',
+        dev: '',
+        build: '',
+      },
+    };
+    assert.equal(
+      getScriptName(pkg, ['vercel-dev', 'now-dev', 'dev']),
+      'now-dev'
+    );
+    assert.equal(
+      getScriptName(pkg, ['vercel-build', 'now-build', 'build']),
+      'now-build'
+    );
+    assert.equal(getScriptName(pkg, ['dev']), 'dev');
+    assert.equal(getScriptName(pkg, ['build']), 'build');
+  });
+
+  it('should return base script name', () => {
+    const pkg = {
+      scripts: {
+        dev: '',
+        build: '',
+      },
+    };
+    assert.equal(getScriptName(pkg, ['dev']), 'dev');
+    assert.equal(getScriptName(pkg, ['build']), 'build');
+  });
+
+  it('should return `null`', () => {
+    assert.equal(getScriptName(undefined, ['build']), null);
+    assert.equal(getScriptName({}, ['build']), null);
+    assert.equal(getScriptName({ scripts: {} }, ['build']), null);
+
+    const pkg = {
+      scripts: {
+        dev: '',
+        build: '',
+      },
+    };
+    assert.equal(getScriptName(pkg, ['vercel-dev', 'now-dev']), null);
+    assert.equal(getScriptName(pkg, ['vercel-build', 'now-build']), null);
+  });
+});