feat(node): stabilize detecting if CJS via `"type": "commonjs"` in a package.json (#26439)

This will respect `"type": "commonjs"` in a package.json to determine if
`.js`/`.jsx`/`.ts`/.tsx` files are CJS or ESM. If the file is found to
be ESM it will be loaded as ESM though.

1 files changed, 1 insertions, 1 deletions

diff --git a/ext/node/polyfills/process.ts b/ext/node/polyfills/process.ts
index bf626e410..647376d5c 100644
--- a/ext/node/polyfills/process.ts
+++ b/ext/node/polyfills/process.ts
@@ -919,7 +919,7 @@ Object.defineProperty(argv, "1", {
     if (Deno.mainModule?.startsWith("file:")) {
       return pathFromURL(new URL(Deno.mainModule));
     } else {
-      return join(Deno.cwd(), "$deno$node.js");
+      return join(Deno.cwd(), "$deno$node.mjs");
     }
   },
 });