Fix readme

Author: goruha

README.yaml

@@ -130,7 +130,9 @@ usage: |-
   ### Reusable workflow example 
   
   Reusable workflow that support matrix outputs
+  
   `./.github/workflow/build-reusabled.yaml`
+  
   ```yaml
   name: Build - Reusable workflow
   on:
@@ -196,7 +198,8 @@ usage: |-
   ```
   
   Then you can use the workflow with matrix
-  ```
+  
+  ```yaml
   name: Pull Request
   on:
     pull_request: