testing/klfc: disable

testing/klfc/APKBUILD

@@ -5,7 +5,7 @@ pkgver=1.5.6
 pkgrel=1
 pkgdesc="Keyboard Layout Files Creator"
 url="https://github.com/39aldo39/klfc"
-arch="x86_64"  # limited by ghc / cabal
+arch=""  # failed to build, limited by ghc / cabal
 license="GPL-3.0"
 makedepends="cabal ghc"
 subpackages="$pkgname-doc"