fixed typo (#17655)

changed windows to macOS

Author: camsqu

src/content/docs/cloudflare-one/connections/connect-devices/warp/user-side-certificates/install-cert-with-warp.mdx

@@ -63,7 +63,7 @@ The certificate is also placed in `%ProgramData%\Cloudflare\installed_cert.pem`
 
 ### macOS
 
-To access the installed certificate in Windows:
+To access the installed certificate in macOS:
 
 1. Open Keychain Access.
 2. In **System Keychains**, go to **System** > **Certificates**.