elixir typo - stray parenthesis (#569)

kalin · web-flow · commit 3a696372f2ec · 2021-04-20T08:51:44.000-05:00
diff --git a/examples.md b/examples.md
@@ -104,7 +104,7 @@ steps:
     path: |
       deps
       _build
-    key: ${{ runner.os }}-mix-${{ hashFiles('**/mix.lock')) }}
+    key: ${{ runner.os }}-mix-${{ hashFiles('**/mix.lock') }}
     restore-keys: |
       ${{ runner.os }}-mix-
 ```
