Merge pull request #227828 from nzthiago/main

Adding South Africa West, limited capacity region so 20 for both

Author: prmerger-automator[bot]

articles/azure-functions/functions-premium-plan.md

@@ -267,6 +267,7 @@ See the complete regional availability of Functions on the [Azure web site](http
 |North Europe| 100 | 100 |
 |Norway East| 100 | 20 |
 |South Africa North| 100 | 20 |
+|South Africa West| 20 | 20 |
 |South Central US| 100 | 100 |
 |South India | 100 | Not Available |
 |Southeast Asia| 100 | 20 |