Add missing build step in CONTRIBUTING (#182)

CONTRIBUTING file is missing the `rake build` step. This is the step where the pkg file will be generated.
dnsimple · May 25, 2020 · d539f7d · d539f7d
1 parent 9428325
commit d539f7d
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
@@ -54,6 +54,12 @@ The following instructions uses `$VERSION` as a placeholder, where `$VERSION` is
     git push origin --tags
     ```
 
+1. Build the package.
+
+    ```shell
+    rake build
+    ```
+
 1. Release to RubyGems.
 
     ```shell