test: use common.mustNotMutateObjectDeep() in fs tests

PR-URL: nodejs#43819
Reviewed-By: Antoine du Hamel <[email protected]>

Author: LiviaMedeiros

test/parallel/test-fs-access.js

@@ -145,7 +145,7 @@ assert.throws(
 
 assert.throws(
   () => {
-    fs.access(__filename, fs.F_OK, {});
+    fs.access(__filename, fs.F_OK, common.mustNotMutateObjectDeep({}));
   },
   {
     code: 'ERR_INVALID_ARG_TYPE',

test/parallel/test-fs-append-file-sync.js

@@ -71,17 +71,17 @@ const fileData3 = fs.readFileSync(filename3);
 assert.strictEqual(buf.length + currentFileData.length, fileData3.length);
 
 const filename4 = join(tmpdir.path, 'append-sync4.txt');
-fs.writeFileSync(filename4, currentFileData, { mode: m });
+fs.writeFileSync(filename4, currentFileData, common.mustNotMutateObjectDeep({ mode: m }));
 
 [
   true, false, 0, 1, Infinity, () => {}, {}, [], undefined, null,
 ].forEach((value) => {
   assert.throws(
-    () => fs.appendFileSync(filename4, value, { mode: m }),
+    () => fs.appendFileSync(filename4, value, common.mustNotMutateObjectDeep({ mode: m })),
     { message: /data/, code: 'ERR_INVALID_ARG_TYPE' }
   );
 });
-fs.appendFileSync(filename4, `${num}`, { mode: m });
+fs.appendFileSync(filename4, `${num}`, common.mustNotMutateObjectDeep({ mode: m }));
 
 // Windows permissions aren't Unix.
 if (!common.isWindows) {