test: fix argument order in assertions

PR-URL: #23589
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Anna Henningsen <anna@addaleax.net>
Reviewed-By: Ruben Bridgewater <ruben@bridgewater.de>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Trivikram Kamat <trivikr.dev@gmail.com>
Reviewed-By: Gireesh Punathil <gpunathi@in.ibm.com>

test/parallel/test-child-process-ipc.js

@@ -44,13 +44,13 @@ child.stdout.on('data', function(data) {
   console.log(`child said: ${JSON.stringify(data)}`);
   if (!gotHelloWorld) {
     console.error('testing for hello world');
-    assert.strictEqual('hello world\r\n', data);
+    assert.strictEqual(data, 'hello world\r\n');
     gotHelloWorld = true;
     console.error('writing echo me');
     child.stdin.write('echo me\r\n');
   } else {
     console.error('testing for echo me');
-    assert.strictEqual('echo me\r\n', data);
+    assert.strictEqual(data, 'echo me\r\n');
     gotEcho = true;
     child.stdin.end();
   }