Remove sdl2 aport again (fix is merged in Alpine)

aports/main/sdl2/APKBUILD

@@ -1,50 +0,0 @@
-# Contributor: August Klein <amatcoder@gmail.com>
-# Maintainer: August Klein <amatcoder@gmail.com>
-pkgname=sdl2
-pkgver=2.0.8
-pkgrel=1
-pkgdesc="A development library designed to provide low level access to audio, keyboard, mouse, joystick and graphics"
-url="http://www.libsdl.org"
-arch="all"
-license="zlib"
-depends=""
-depends_dev="directfb-dev"
-makedepends="alsa-lib-dev directfb-dev libxcursor-dev libxrandr-dev libxrender-dev mesa-dev
-	libxscrnsaver-dev libxi-dev libx11-dev libxext-dev libusb-dev libxkbcommon-dev"
-subpackages="$pkgname-dev"
-source="https://www.libsdl.org/release/SDL2-$pkgver.tar.gz
-	fix-directfb-include.patch
-	fix-directfb-renderer.patch"
-builddir="$srcdir/SDL2-$pkgver"
-
-build() {
-	cd "$builddir"
-	# NOTE: Please do not remove the --enable-video-directfb flag.
-	# Some apps, used for booting Alpine derivatives, require this to function!
-	./configure \
-		--build=$CBUILD \
-		--host=$CHOST \
-		--prefix=/usr \
-		--enable-alsa \
-		--enable-clock_gettime \
-		--disable-arts \
-		--disable-esd \
-		--disable-nas \
-		--disable-rpath \
-		--with-x \
-		--enable-video-directfb
-	make
-}
-
-check() {
-	[ "$($builddir/sdl2-config --version)" = "$pkgver" ]
-}
-
-package() {
-	cd "$builddir"
-	make DESTDIR="$pkgdir" install
-}
-
-sha512sums="673c6058b8692a36b4a3594456b10ef6051efe79e4fb644421fc5c76b11fd68b895840a2c8b72413418c378733e2993d33f19767d0d7ed101eda6310bd70c869  SDL2-2.0.8.tar.gz
-f57a7a7b89f11934835b5693d104354be1107ddd31d34f6cfc07cf480b0811d775c95685f6b6b20c6154f03744ed976c8092973ddb6e87773969b8394e852c24  fix-directfb-include.patch
-bf4a8fa4392429252da0b2beed60cc6a0f74288987df6691413b1a2369f14ba07dd7c42d9c9255fe1204ffb96b5b6c28e92c220898ca595bc86d45fa33374c7c  fix-directfb-renderer.patch"

aports/main/sdl2/fix-directfb-include.patch

@@ -1,27 +0,0 @@
-diff --git a/include/SDL_syswm.h b/include/SDL_syswm.h
-index 2d18afb..6416e2f 100644
---- a/include/SDL_syswm.h
-+++ b/include/SDL_syswm.h
-@@ -34,6 +34,11 @@
- #include "SDL_version.h"
- 
- #include "begin_code.h"
-+
-+#if defined(SDL_VIDEO_DRIVER_DIRECTFB)
-+#include <directfb.h>
-+#endif
-+
- /* Set up for C function definitions, even when using C++ */
- #ifdef __cplusplus
- extern "C" {
-@@ -79,10 +84,6 @@ struct SDL_SysWMinfo;
- 
- #endif /* defined(SDL_VIDEO_DRIVER_X11) */
- 
--#if defined(SDL_VIDEO_DRIVER_DIRECTFB)
--#include <directfb.h>
--#endif
--
- #if defined(SDL_VIDEO_DRIVER_COCOA)
- #ifdef __OBJC__
- @class NSWindow;

aports/main/sdl2/fix-directfb-renderer.patch

@@ -1,26 +0,0 @@
-diff --git a/configure b/configure
-index 1c7f87e..c5ce9c3 100755
---- a/configure
-+++ b/configure
-@@ -21475,6 +21487,9 @@ fi
- 
- $as_echo "#define SDL_VIDEO_DRIVER_DIRECTFB 1" >>confdefs.h
- 
-+
-+$as_echo "#define SDL_VIDEO_RENDER_DIRECTFB 1" >>confdefs.h
-+
-             SOURCES="$SOURCES $srcdir/src/video/directfb/*.c"
-             EXTRA_CFLAGS="$EXTRA_CFLAGS $DIRECTFB_CFLAGS"
- 
-diff --git a/configure.in b/configure.in
-index 1c7e793..262885b 100644
---- a/configure.in
-+++ b/configure.in
-@@ -2150,6 +2150,7 @@ AC_HELP_STRING([--enable-directfb-shared], [dynamically load directfb support [[
-                               , enable_directfb_shared=yes)
- 
-             AC_DEFINE(SDL_VIDEO_DRIVER_DIRECTFB, 1, [ ])
-+            AC_DEFINE(SDL_VIDEO_RENDER_DIRECTFB, 1, [ ])
-             SOURCES="$SOURCES $srcdir/src/video/directfb/*.c"
-             EXTRA_CFLAGS="$EXTRA_CFLAGS $DIRECTFB_CFLAGS"
-