Fix string quoting in README (agenda#771)

Replace single quotes by backtick in string containing a placeholder.
railslove · Feb 23, 2019 · fd10f15 · fd10f15
1 parent 159496f
commit fd10f15
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/README.md b/README.md
@@ -793,7 +793,7 @@ agenda.on('success:send email', job => {
 
 ```js
 agenda.on('fail:send email', (err, job) => {
-  console.log('Job failed with error: ${err.message}');
+  console.log(`Job failed with error: ${err.message}`);
 });
 ```