fix (powerbuttond): license (#9565)

I meant to do this in my last PR lol

Signed-off-by: Owen Zimmerman <123591347+Owen-sz@users.noreply.github.com>

anda/games/powerbuttond/powerbuttond.spec

@@ -2,10 +2,10 @@
 
 Name:           powerbuttond
 Version:        4.1
-Release:        1%?dist
+Release:        2%?dist
 Summary:        Steam Deck power button daemon
 
-License:        BSD
+License:        BSD-2-clause
 URL:            https://gitlab.steamos.cloud/holo/powerbuttond
 Source:		    %{url}/-/archive/v%{version}/powerbuttond-v%{version}.tar.gz
 Packager:       madonuko <mado@fyralabs.com>