Avoid using CJS globals in internal source files (#12963)

* Lint against CJS globals in modules

* Use `import.meta.url` instead of `__filename` in `src` files

* Prepare fixtures runner for `import.meta.url`

* Use `import.meta.url` instead of `__filename` in `test/index` files

* Remove `__dirname` from remaining test files

dirname

* Avoid using `module` in `src` files

* Avoid using `require` in `src` files

* Avoid using `require` in `test` files

* Update `@types/node`

* Compile dynamic import in `@babel/node`

* Fix windows

* Use `@babel/plugin-proposal-dynamic-import` from npm

lib/third-party-libs.js.flow

@@ -2,6 +2,10 @@
  * Basic declarations for the npm modules we use.
  */
 
+ declare module "module" {
+   declare export function createRequire(url: any): any;
+ }
+
 declare module "debug" {
   declare export default (namespace: string) => (formatter: string, ...args: any[]) => void;
 }