Avoid no-floating-promises ESLint problem

Author: karlhorky

packages/cra-template/template/src/reportWebVitals.js

@@ -1,12 +1,14 @@
-const reportWebVitals = onPerfEntry => {
+const reportWebVitals = (onPerfEntry) => {
   if (onPerfEntry && onPerfEntry instanceof Function) {
-    import('web-vitals').then(({ getCLS, getFID, getFCP, getLCP, getTTFB }) => {
-      getCLS(onPerfEntry);
-      getFID(onPerfEntry);
-      getFCP(onPerfEntry);
-      getLCP(onPerfEntry);
-      getTTFB(onPerfEntry);
-    });
+    import('web-vitals')
+      .then(({ getCLS, getFID, getFCP, getLCP, getTTFB }) => {
+        getCLS(onPerfEntry);
+        getFID(onPerfEntry);
+        getFCP(onPerfEntry);
+        getLCP(onPerfEntry);
+        getTTFB(onPerfEntry);
+      })
+      .catch(() => {});
   }
 };