Rename powershell command

scripts/Windows/Software/reWASD/Manage.ps1

@@ -4,7 +4,7 @@ $null = New-Module {
     $path = "$env:PUBLIC/Documents/reWASD";
     $softwareName = "reWASD";
 
-    function Invoke-BackupReWASD([Context] $context) {
+    function Backup-reWASD([Context] $context) {
         $context.Backup($path, $context.SoftwareArchive($softwareName), @("-x@`"$PSScriptRoot/exclude.txt`""));
     }
 }