fix lint errors

Author: pulkit-30

lib/internal/test_runner/utils.js

@@ -264,7 +264,7 @@ function getCoverageReport(pad, summary, symbol, color) {
 
   report += `${pad}${symbol}end of coverage report\n`;
   if (color) {
-    report += white
+    report += white;
   }
   return report;
 }

test/parallel/test-runner-coverage.js

@@ -85,7 +85,7 @@ test('test coverage report', async (t) => {
     assert.strictEqual(result.status, 0);
     assert(!findCoverageFileForPid(result.pid));
   });
-})
+});
 
 test('test tap coverage reporter', async (t) => {
   await t.test('coverage is reported and dumped to NODE_V8_COVERAGE if present', (t) => {