testing/waylevel: disable on loongarch64

Signed-off-by: yzewei <yangzewei@loongson.cn>

testing/waylevel/APKBUILD

@@ -7,7 +7,8 @@ pkgdesc="A tool to print Wayland toplevels status and info"
 url="https://git.sr.ht/~shinyzenith/waylevel"
 # s390x: nix crate fails to build
 # riscv64: rust broken
-arch="all !s390x !riscv64"
+# loongarch64: nix crate fails to build
+arch="all !s390x !riscv64 !loongarch64"
 license="BSD-2-Clause"
 depends="wayland-libs-client"
 makedepends="