Merge pull request MicrosoftDocs#544 from sdwheeler/sdw-prfixes

fixing typo

Author: Sean Wheeler

docs-conceptual/azurermps-5.6.0/install-azurermps-maclinux.md

@@ -28,7 +28,7 @@ however, you must first install PowerShell Core v6.
 
 ## Step 1: Install PowerShell Core v6
 
-The process of installing PowerShell Core v6 on varies depending on the target operating system.
+The process of installing PowerShell Core v6 varies depending on the target operating system.
 While it is possible to install PowerShell Core v6 on Windows, this article focuses on macOS and
 Linux. If you want to use Azure PowerShell on Windows, see the [install](./install-azurerm-ps.md)
 article for Windows.