Properly stylize "Windows 10" and "PowerShell" (#8519)

eksperimental · josevalim · commit 151c7fc4591a · 2018-12-14T09:55:40.000+01:00
diff --git a/lib/iex/lib/iex.ex b/lib/iex/lib/iex.ex
@@ -48,7 +48,7 @@ defmodule IEx do
 
       set ERL_AFLAGS "-kernel shell_history enabled"
 
-  On Windows10 / Powershell:
+  On Windows 10 / PowerShell:
 
       $env:ERL_AFLAGS = "-kernel shell_history enabled"
 
