refactor(reset_aliases): Move core function of reset_aliases to scoop (#4794)

libexec/scoop-help.ps1

@@ -6,8 +6,6 @@ param($cmd)
 . "$PSScriptRoot\..\lib\commands.ps1"
 . "$PSScriptRoot\..\lib\help.ps1"
 
-reset_aliases
-
 function print_help($cmd) {
     $file = Get-Content (command_path $cmd) -raw
 
@@ -47,4 +45,3 @@ Some useful commands are:"
 }
 
 exit 0
-