src,test: fix typos

* src: fix typo in `src/node_messaging.h` (`postMesssage` ->
  `postMessage`).
* test/es-module: fix typo in `test-cjs-exports.js` (`eror` -> `error`).

PR-URL: #44110
Reviewed-By: Feng Yu <F3n67u@outlook.com>
Reviewed-By: Mohammed Keyvanzadeh <mohammadkeyvanzade94@gmail.com>
Reviewed-By: Antoine du Hamel <duhamelantoine1995@gmail.com>
Reviewed-By: Mestery <mestery@protonmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Tobias Nießen <tniessen@tnie.de>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>

src/node_messaging.h

@@ -316,7 +316,7 @@ class MessagePort : public HandleWrap {
 };
 
 // Provide a base class from which JS classes that should be transferable or
-// cloneable by postMesssage() can inherit.
+// cloneable by postMessage() can inherit.
 // See e.g. FileHandle in internal/fs/promises.js for an example.
 class JSTransferable : public BaseObject {
  public:

test/es-module/test-esm-cjs-exports.js

@@ -17,7 +17,7 @@ describe('ESM: importing CJS', { concurrency: true }, () => {
     assert.strictEqual(stdout, 'ok\n');
   });
 
-  it('should eror on invalid CJS exports', async () => {
+  it('should error on invalid CJS exports', async () => {
     const invalidEntry = fixtures.path('/es-modules/cjs-exports-invalid.mjs');
     const { code, signal, stderr } = await spawnPromisified(execPath, [invalidEntry]);