Add various packages and patches for build system improvements

- Introduced valgrind with a patch to respect flags and updated its configuration.
- Added Vulkan ICD loader with CMake build configuration.
- Implemented Waf build system with a custom build script and configuration.
- Included Wayland protocols with Meson build system.
- Added xcb-util-keysyms with autotools configuration.
- Introduced Yasm with multiple patches for compatibility and improvements.
- Added Yelp tools and XSL with Meson build configurations and necessary patches for POSIX compliance.

extra/flac/flac.toml

@@ -0,0 +1,43 @@
+[build]
+type = "cmake"
+
+[build.flags]
+build_dir = "build"
+configure = [
+    "-DBUILD_SHARED_LIBS=ON",
+    "-DNDEBUG=ON",
+    "-DWITH_FORTIFY_SOURCE=OFF",
+    "-DWITH_STACK_PROTECTOR=OFF",
+    "-G Ninja",
+]
+make-test-vars = [ "-j1" ]
+post_install = [ 'install -Dm 644 src/*/*.m4 -t "$DESTDIR/usr/share/aclocal"' ]
+
+[dependencies]
+build = [
+    "cmake",
+    "nasm",
+    "ninja",
+    "pandoc",
+]
+runtime = [
+    "glibc",
+    "libunwind",
+    "libcxx",
+    "libogg",
+]
+
+[package]
+description = "Free Lossless Audio Codec"
+homepage = "https://xiph.org/flac/"
+license = [
+    "BSD-3-Clause",
+    "GPL-2.0-or-later",
+]
+name = "flac"
+version = "1.5.0"
+
+[[source]]
+extract_dir = "$name-$version"
+post_extract = ["sed -i 's/FLAC__TEST_LEVEL=1/FLAC__TEST_LEVEL=0/' test/CMakeLists.txt"]
+url = "https://github.com/xiph/flac.git#$version"