Update README.md

Author: nhu-do

README.md

@@ -990,7 +990,7 @@ export GITHUB_MCP_TOOL_ADD_ISSUE_COMMENT_DESCRIPTION="an alternative description
 
 -   **create_pull_request_with_copilot** - Perform task with GitHub Copilot coding agent
     -   `owner`: Repository owner. You can guess the owner, but confirm it with the user before proceeding. (string, required)
-    -   `repo`: "Repository name. You can guess the repository name, but confirm it with the user before proceeding. (string, required)
+    -   `repo`: Repository name. You can guess the repository name, but confirm it with the user before proceeding. (string, required)
     -   `problem_statement`: Detailed description of the task to be performed (e.g., 'Implement a feature that does X', 'Fix bug Y', etc.) (string, required)
     -   `title`: Title for the pull request that will be created (string, required)
     -   `base_ref`: Git reference (e.g., branch) that the agent will start its work from. If not specified, defaults to the repository's default branch (string, optional)