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.

core/libxml215/libxml215.toml

@@ -7,18 +7,27 @@ configure = [
     "-Dhistory=enabled",
     "-Dicu=enabled",
     "-Dc_args=-D_GNU_SOURCE",
+    "-Dpython=enabled"
 ]
 post_install = [
   'test -f $DESTDIR/usr/bin/xml2-config && sed "s/--static/--shared/" -i $DESTDIR/usr/bin/xml2-config || true',
   'test -f libxml.m4 && install -Dm644 libxml.m4 -t $DESTDIR/usr/share/aclocal || true',
 ]
 build_32 = true
+configure-lib32 = [
+    "-Dhistory=enabled",
+    "-Dicu=enabled",
+    "-Dc_args=-D_GNU_SOURCE",
+    "-Dpython=disabled"
+]
 
 [dependencies]
 build = [
     "python",
     "meson",
     "ninja",
+    "docbook-xsl",
+    "doxygen"
 ]
 runtime = [
     "sh",
@@ -34,6 +43,7 @@ build = [
     "python",
     "meson",
     "ninja",
+    "docbook-xsl",
 ]
 runtime = [
     "lib32-glibc",