testing/fceux: use a non-specific version of clang

we now have clang 18, and this is one of the few remaining packages still using 15

testing/fceux/APKBUILD

@@ -3,14 +3,14 @@
 # Maintainer: Danct12 <danct12@disroot.org>
 pkgname=fceux
 pkgver=2.6.6
-pkgrel=1
+pkgrel=2
 pkgdesc="Fast and ultra-compatible NES/Famicom emulator"
 url="https://fceux.com"
 arch="all"
 license="GPL-2.0-only"
 makedepends="
 	cmake
-	clang15-dev
+	clang-dev
 	ffmpeg-dev
 	lua5.1-dev
 	mesa-dev