removed hyphen from check in

Author: ajay143444

develop/dev-best-practices.md

@@ -81,7 +81,7 @@ keep image size small:
 
 ## Use CI/CD for testing and deployment
 
-- When you check-in a change to source control or create a pull request, use
+- When you check in a change to source control or create a pull request, use
   [Docker Hub](/docker-hub/builds/index.md) or
   another CI/CD pipeline to automatically build and tag a Docker image and test
   it.