test: make node-api/test_buffer/test_finalizer not flaky

PR-URL: #43418
Reviewed-By: Benjamin Gruenbaum <[email protected]>
Reviewed-By: Chengzhong Wu <[email protected]>
Reviewed-By: Tobias Nießen <[email protected]>
Reviewed-By: James M Snell <[email protected]>
Reviewed-By: Richard Lau <[email protected]>
Reviewed-By: Michael Dawson <[email protected]>

Author: mcollina

test/node-api/test_buffer/test_finalizer.js

@@ -16,6 +16,10 @@ process.on('uncaughtException', common.mustCall((err) => {
       throw new Error('finalizer error');
     }));
   }
+  global.gc(true);
+  await tick(common.platformTimeout(100));
   global.gc();
-  await tick(10);
+  await tick(common.platformTimeout(100));
+  global.gc();
+  await tick(common.platformTimeout(100));
 })().then(common.mustCall());