Remove trailing comma (#8397)

Author: alexr00

package.nls.json

@@ -425,5 +425,5 @@
 	"languageModelTools.github-pull-request_activePullRequest.displayName": "Active Pull Request",
 	"languageModelTools.github-pull-request_activePullRequest.description": "Get information about the active GitHub pull request. This information includes: comments, files changed, pull request title + description, pull request state, and pull request status checks/CI.",
 	"languageModelTools.github-pull-request_openPullRequest.displayName": "Open Pull Request",
-	"languageModelTools.github-pull-request_openPullRequest.description": "Get information about the open GitHub pull request. This information includes: comments, files changed, pull request title + description, pull request state, and pull request status checks/CI.",
+	"languageModelTools.github-pull-request_openPullRequest.description": "Get information about the open GitHub pull request. This information includes: comments, files changed, pull request title + description, pull request state, and pull request status checks/CI."
 }