fix(testing): fix outputs for vitest generator (#18709)

(cherry picked from commit 7900d56)

Author: FrozenPandaz

packages/vite/src/generators/vitest/vitest.spec.ts

@@ -59,7 +59,7 @@ describe('vitest generator', () => {
           "reportsDirectory": "../../coverage/apps/my-test-react-app",
         },
         "outputs": [
-          "coverage/apps/my-test-react-app",
+          "{options.reportsDirectory}",
         ],
       }
     `);

packages/vite/src/utils/generator-utils.ts

@@ -191,7 +191,7 @@ export function addOrChangeTestTarget(
   } else {
     project.targets[target] = {
       executor: '@nx/vite:test',
-      outputs: [coveragePath],
+      outputs: ['{options.reportsDirectory}'],
       options: testOptions,
     };
   }