Update content/copilot/how-tos/use-copilot-agents/coding-agent/troubleshoot-coding-agent.md

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: Sharra-writes

content/copilot/how-tos/use-copilot-agents/coding-agent/troubleshoot-coding-agent.md

@@ -70,7 +70,7 @@ If there is a "{% data variables.product.prodname_copilot_short %} started work"
 {% data reusables.copilot.coding-agent.write-access-required %}
 
 If you do have write access, and you mention `@copilot` on a pull request that is assigned to {% data variables.product.prodname_copilot_short %}, the comment is passed to {% data variables.copilot.copilot_coding_agent %}. An eyes emoji (👀) is added to your comment to indicate that {% data variables.copilot.copilot_coding_agent %} has seen your comment. Shortly after, a "{% data variables.product.prodname_copilot_short %} started work" event is added to the pull request timeline.
-Copilot only responds to mentions in open PRs. Once a PR is merged or closed, the copilot agent will not respond to new mentions or comments. This is by design to focus on active development work.
+Copilot only responds to mentions in open pull requests. Once a pull request is merged or closed, the copilot agent will not respond to new mentions or comments. This is by design to focus on active development work.
 
 If this doesn't happen, {% data variables.product.prodname_copilot_short %} may have been unassigned from the pull request, or you may not have write access.