OCPBUGS#56090 adding three new regions to Azure doc

Author: bscott-rh

modules/installation-azure-regions.adoc

@@ -22,18 +22,21 @@ The installation program dynamically generates the list of available {azure-full
 * `canadaeast` (Canada East)
 * `centralindia` (Central India)
 * `centralus` (Central US)
+* `chilecentral` (Chile Central)
 * `eastasia` (East Asia)
 * `eastus` (East US)
 * `eastus2` (East US 2)
 * `francecentral` (France Central)
 //* francesouth (France South)
 * `germanywestcentral` (Germany West Central)
+* `indonesiacentral` (Indonesia Central)
 * `israelcentral` (Israel Central)
 * `italynorth` (Italy North)
 * `japaneast` (Japan East)
 * `japanwest` (Japan West)
 * `koreacentral` (Korea Central)
 * `koreasouth` (Korea South)
+* `malaysiawest` (Malaysia West)
 * `mexicocentral` (Mexico Central)
 * `newzealandnorth` (New Zealand North)
 * `northcentralus` (North Central US)