Update quickstart/user.mdx

Much better wording.

Co-authored-by: Justin Spahr-Summers <[email protected]>

Author: evalstate

quickstart/user.mdx

@@ -104,7 +104,7 @@ This configuration file tells Claude for Dekstop which MCP servers to start up e
 <Warning>
 **Command Privileges**
 
-Claude for Desktop will run the commands in the configuration file at the current User Privilege level. Only add commands if you understand and trust the source.
+Claude for Desktop will run the commands in the configuration file with the permissions of your user account, and access to your local files. Only add commands if you understand and trust the source.
 </Warning>
 
 ## 3. Restart Claude