Revert "chore: skip ember-data-codemod and qunit-dom-codemod in tests"

This reverts commit 8a7854e.

Author: Kelly Selden

test/tests.js

@@ -109,10 +109,6 @@ describe('runs codemods', function() {
         this.skip();
       }
 
-      if (['ember-data-codemod', 'qunit-dom-codemod'].includes(codemod) && ['linux', 'win32'].includes(process.platform)) {
-        this.skip();
-      }
-
       async function _merge(src, dest) {
         await fs.copy(
           path.join(codemodsFixturesPath, codemod, src, commitMessage),