Update mkdocs.yml

Author: thomasyang44

mkdocs.yml

@@ -28,7 +28,7 @@ plugins:
   - search:
       lang: en
 
-      
+
 markdown_extensions:
   - attr_list
   - admonition
@@ -73,4 +73,4 @@ nav:
     - Accounts Payable: use-cases/accounts-pay/index.md
     - ODM-WML integration: https://ibm-cloud-architecture.github.io/odm-cp4d-integration/introduction
     - Shared Services: use-cases/shared-ser/index.md
-  - Contribute: contribute/index.md
+  - Contribute: contribute/index.md