wiiudownloader-bin: adapt to 3.x AppImage, bump actions/checkout

wiiudownloader-bin/.SRCINFO

@@ -1,29 +1,18 @@
 pkgbase = wiiudownloader-bin
 	pkgdesc = Download encrypted Wii U files from Nintendo's official servers (upstream AppImage)
-	pkgver = 2.105
+	pkgver = 3.1
 	pkgrel = 1
 	url = https://github.com/Xpl0itU/WiiUDownloader
 	arch = x86_64
 	license = GPL-3.0-or-later
-	depends = glibc
-	depends = libx11
-	depends = libxcb
-	depends = wayland
-	depends = fontconfig
-	depends = freetype2
-	depends = harfbuzz
-	depends = fribidi
-	depends = zlib
-	depends = bzip2
-	depends = expat
-	depends = libgpg-error
 	depends = hicolor-icon-theme
+	depends = sh
 	provides = wiiudownloader
 	conflicts = wiiudownloader
-	noextract = wiiudownloader-bin-2.105.AppImage
+	noextract = wiiudownloader-bin-3.1.AppImage
 	options = !strip
 	options = !debug
-	source = wiiudownloader-bin-2.105.AppImage::https://github.com/Xpl0itU/WiiUDownloader/releases/download/v2.105/WiiUDownloader-Linux-x86_64.AppImage
-	sha256sums = 5e9b6fee20657fd1e3d7034a9f119ee77934b9b6613caf6a3cc8b012dfbc58a2
+	source = wiiudownloader-bin-3.1.AppImage::https://github.com/Xpl0itU/WiiUDownloader/releases/download/v3.1/WiiUDownloader-Linux-x86_64.AppImage
+	sha256sums = 49bfdb7371b650680aeb7cd799942e2802b54cf70d10acfe2cc50074af35ebf0
 
 pkgname = wiiudownloader-bin