Fix formatting in section header for prompts

Author: JamesJBarnett

learn-pr/wwl-data-ai/prompt-versioning-genaiops/includes/5-prompt-workflow-development.md

@@ -4,7 +4,7 @@ In the customer service scenario, the prompt change went directly to production
 
 Here, you learn how to separate development and production environments, implement pull request reviews for prompt changes, and establish testing practices before deployment.
 
-## Development vs production prompts
+## Development vs. production prompts
 
 Just like software code, prompts need different environments for safe development and reliable production deployment.
 
@@ -127,4 +127,4 @@ Automation accelerates prompt deployment while maintaining quality:
 > [!TIP]
 > Start with automated testing and gradually add monitoring and deployment automation. This incremental approach lets your team build confidence while learning what works for your specific workflows.
 
-This systematic approach ensures prompt changes move through appropriate validation stages before impacting real users, while maintaining the ability to quickly address issues when they arise.
+This systematic approach ensures prompt changes move through appropriate validation stages before impacting real users, while maintaining the ability to quickly address issues when they arise.