esm: graduate import.meta properties

Mark as no longer experimental:

* `import.meta.dirname`
* `import.meta.filename`

PR-URL: #58011
Reviewed-By: Yagiz Nizipli 
Reviewed-By: Marco Ippolito 
Reviewed-By: Guy Bedford 
Reviewed-By: Matteo Collina 
Reviewed-By: Geoffrey Booth 

Author: jasnell

doc/api/esm.md

@@ -349,10 +349,12 @@ properties. It is only supported in ES modules.
 added:
   - v21.2.0
   - v20.11.0
+changes:
+  - version: REPLACEME
+    pr-url: https://github.com/nodejs/node/pull/58011
+    description: This property is no longer experimental.
 -->
 
-> Stability: 1.2 - Release candidate
-
 * {string} The directory name of the current module. This is the same as the
   [`path.dirname()`][] of the [`import.meta.filename`][].
 
@@ -364,10 +366,12 @@ added:
 added:
   - v21.2.0
   - v20.11.0
+changes:
+  - version: REPLACEME
+    pr-url: https://github.com/nodejs/node/pull/58011
+    description: This property is no longer experimental.
 -->
 
-> Stability: 1.2 - Release candidate
-
 * {string} The full absolute path and filename of the current module, with
   symlinks resolved.
 * This is the same as the [`url.fileURLToPath()`][] of the