Drop NASM from ttfx's build dependencies

ttfx 0.5 has no assembly engine; it is Rust only.

Co-Authored-By: Claude Opus 5.5 (1M context) <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_01MxJcVYpBxFDam6czK4bGjp

pkgbuilds/ttfx/PKGBUILD

@@ -9,8 +9,6 @@ url="https://github.com/omacom/ttfx"
 license=('MIT')
 depends=('gcc-libs' 'glibc')
 makedepends=('cargo')
-# the x86-64 assembly engine; without NASM the build falls back to pure Rust
-makedepends_x86_64=('nasm')
 options=('!debug')
 
 source=("$pkgname-$pkgver.tar.gz::$url/archive/refs/tags/v$pkgver.tar.gz")