docs: update version cmd in issue template

Author: mjcheetham

.github/ISSUE_TEMPLATE/auth-problem.md

@@ -8,7 +8,7 @@ assignees: ''
 
 **Which version of GCM Core are you using?**
 
-From a terminal, run `git-credential-manager-core --version` and paste the output.
+From a terminal, run `git credential-manager-core --version` and paste the output.
 
 <!-- Ex:
 Git Credential Manager version 2.0.8-beta+e1f8492d04 (macOS, .NET Core 4.6.27129.04)