Update the issue template list to talk about sign in issues (#9432)

Author: joelverhagen

.github/ISSUE_TEMPLATE/config.yml

@@ -1,5 +1,8 @@
 blank_issues_enabled: true
 contact_links:
+  - name: NuGet.org Account Sign In Issue
+    url: https://www.nuget.org/policies/Contact
+    about: If you cannot sign in to NuGet.org, please read our support page or [email protected] instead of creating an issue (to avoid private information in public GitHub issues).
   - name: NuGet Client Issue Tracker
     url: https://github.com/NuGet/Home/issues/new/choose
     about: Please file issues about the NuGet Client here.