Update getting_a_refresh_token.md

Ryan Johnson · Ryan Johnson · commit 0c9be76dcdef · 2021-10-29T14:35:54.000-04:00
`VRA_URL = https://cloud.example.com` Signed-off-by: Ryan Johnson <johnsonryan@vmware.com>
diff --git a/docs/getting_a_refresh_token.md b/docs/getting_a_refresh_token.md
@@ -243,6 +243,6 @@ mx7w9**********************zB3UC
 
 Environmental variables...
 
-VRA_URL = https://xreg-vra01.rainpole.io
+VRA_URL = https://cloud.example.com
 VRA_REFRESH_TOKEN = mx7w9**********************zB3UC
-```
+```
