games/scummvm: Update to 2.8.1

* Remove the no longer required workaround for the "xeen" engine as the
  engine is now built by default.

Changelog:

https://downloads.scummvm.org/frs/scummvm/2.8.1/ReleaseNotes.html

games/scummvm/Makefile

@@ -1,6 +1,5 @@
 PORTNAME=	scummvm
-PORTVERSION=	2.8.0
-PORTREVISION=	1
+PORTVERSION=	2.8.1
 CATEGORIES=	games emulators
 MASTER_SITES=	https://downloads.scummvm.org/frs/${PORTNAME}/${PORTVERSION}/
 

games/scummvm/distinfo

@@ -1,3 +1,3 @@
-TIMESTAMP = 1702826565
-SHA256 (scummvm-2.8.0.tar.xz) = d6e9fbee06a924706635dea225dfd560ff6770f35aa99d59570a3eb883795a72
-SIZE (scummvm-2.8.0.tar.xz) = 207362400
+TIMESTAMP = 1710576415
+SHA256 (scummvm-2.8.1.tar.xz) = 7e97f4a13d22d570b70c9b357c941999be71deb9186039c87d82bbd9c20727b7
+SIZE (scummvm-2.8.1.tar.xz) = 207711376

games/scummvm/files/patch-engines_mm_configure.engine

@@ -1,21 +0,0 @@
-The "xeen" engine was originally created as a main engine and was built by
-default with the 2.5.0 release.
-
-The aforementioned engine has been moved as a sub-engine with the 2.8.0 release
-to the new main engine "mm", which is currently not being built by default for
-some reasons.
-
-Expose the "xeen" engine again, together with the new sub-engine "mm1", to
-avoid surprises, e.g. games that have already been configured can no longer be
-loaded with its savegames, for users that use the official FreeBSD
-pkg repositories.
-
---- engines/mm/configure.engine.orig	2023-12-29 16:43:55 UTC
-+++ engines/mm/configure.engine
-@@ -1,5 +1,5 @@
- # This file is included from the main "configure" script
- # add_engine [name] [desc] [build-by-default] [subengines] [base games] [deps]
--add_engine mm "Might and Magic" no "mm1 xeen"
-+add_engine mm "Might and Magic" yes "mm1 xeen"
- add_engine mm1 "Might and Magic 1" yes
- add_engine xeen "Might and Magic Xeen" yes