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/alsa-ucm-conf/alsa-ucm-conf.toml

@@ -0,0 +1,14 @@
+[build]
+type = "custom"
+
+[package]
+description = "ALSA Use Case Manager configuration (and topologies)"
+homepage = "https://alsa-project.org/"
+license = "BSD-3-Clause"
+name = "alsa-ucm-conf"
+version = "1.2.15.3"
+
+[[source]]
+extract_dir = "$name-$version"
+sha256 = "9f79e813c08fc86cfa46dd75c4fcda1a4a51b482db2607e1fcfaafb92f588a31"
+url = "https://alsa-project.org/files/pub/lib/$name-$version.tar.bz2"

extra/alsa-ucm-conf/build.sh

@@ -0,0 +1,2 @@
+install -vdm 755 "$DESTDIR/usr/share/alsa/"
+cp -av ucm2 "$DESTDIR/usr/share/alsa/"