testing/libretro-blastem: disable on loongarch64

testing/libretro-blastem/APKBUILD

@@ -6,7 +6,8 @@ pkgrel=0
 _commit="0786858437ed71996f43b7af0fbe627eb88152fc"
 pkgdesc="fast and accurate Genesis emulator"
 url="https://github.com/libretro/blastem"
-arch="all !aarch64 !armv7 !armhf !x86 !riscv64"
+# loongarch64: gcc13 unrecognized -m64
+arch="all !aarch64 !armv7 !armhf !x86 !riscv64 !loongarch64"
 license="GPL-3.0-only"
 makedepends="mesa-dev zlib-dev"
 source="$pkgname-$_commit.tar.gz::https://github.com/libretro/blastem/archive/$_commit.tar.gz