(DOCSP-17411): Add support for Atlas Gov (#539)

Author: melissamahoney-mongodb

snooty.toml

@@ -165,6 +165,8 @@ toc_landing_pages = [
 
 [constants]
 aagent = "Automation Agent"
+cloudgov = ":atlas:`MongoDB Atlas for Government </government>`"
+cloudgov-short = "AtlasGov"
 data-lake = "Atlas Data Lake"
 data-lake-short = "Data Lake"
 data-lake-stores = "data stores"

source/configure/environment-variables.txt

@@ -70,6 +70,9 @@ The {+mcli+} supports the following environment variables:
           * - | ``cloud``
               | *default*
             - |service-fullname|
+
+          * - ``cloudgov``
+            - {+cloudgov+}
 
           * - ``cloud-manager``
             - |cloud|