Merge pull request #41594 from codyhoag/azure-regions-4.10

OSDOCS-2902 New Azure regions

Author: codyhoag

modules/installation-azure-regions.adoc

@@ -38,6 +38,7 @@ The installation program dynamically generates the list of available Microsoft A
 * `southcentralus` (South Central US)
 * `southeastasia` (Southeast Asia)
 * `southindia` (South India)
+* `swedencentral` (Sweden Central)
 * `switzerlandnorth` (Switzerland North)
 //* uaecentral (UAE Central)
 * `uaenorth` (UAE North)
@@ -48,6 +49,7 @@ The installation program dynamically generates the list of available Microsoft A
 * `westindia` (West India)
 * `westus` (West US)
 * `westus2` (West US 2)
+* `westus3` (West US 3)
 
 [discrete]
 == Supported Azure Government regions