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/shared-mime-info/postremove.sh

@@ -0,0 +1,5 @@
+if [ -d usr/share/mime ]; then
+  rm -f usr/share/mime/{globs,globs2,icons,treemagic,generic-icons,types,magic,XMLnamespaces,subclasses,aliases,mime.cache}
+  rm -rf usr/share/mime/{application,audio,image,inode,message,model,multipart,text,video,x-content,x-epoc}
+  rmdir --ignore-fail-on-non-empty usr/share/mime
+fi

extra/shared-mime-info/shared-mime-info-2.4-posixify.patch

@@ -0,0 +1,71 @@
+diff --git a/po/check_translations.sh b/po/check_translations.sh
+index 76562cb..146b810 100755
+--- a/po/check_translations.sh
++++ b/po/check_translations.sh
+@@ -1,4 +1,4 @@
+-#!/usr/bin/env bash
++#!/bin/sh
+ 
+ # Go to po directory
+ cd "$(dirname "${0}")" || exit 1
+diff --git a/tests/test_duplicate_mime_types.sh b/tests/test_duplicate_mime_types.sh
+index e7dfb15..1b1245b 100755
+--- a/tests/test_duplicate_mime_types.sh
++++ b/tests/test_duplicate_mime_types.sh
+@@ -1,20 +1,20 @@
+-#!/usr/bin/env bash
+-set -euo pipefail
++#!/bin/sh
++set -eu
+ 
+ : ${1:?filename argument missing}
+ xml_db_file="${1}"
+-test -f ${xml_db_file} || {
+-    printf "%s: no such file\n" ${xml_db_file} >&2
++test -f "${xml_db_file}" || {
++    printf '%s: no such file\n' "${xml_db_file}" >&2
+     exit 1
+ }
+ 
+ duplicated=$(
+     xmllint --xpath \
+             "//*[local-name()='mime-type' or local-name()='alias']/@type" \
+-            ${xml_db_file} | tr ' ' '\n' | sort | uniq -d
++            "${xml_db_file}" | tr ' ' '\n' | sort | uniq -d
+ )
+ 
+-if [[ -n "${duplicated}" ]]; then
++if [ -n "${duplicated}" ]; then
+     echo "*************************************************************"
+     echo "** Some mime-types are duplicated, fix before committing:  **"
+     echo "${duplicated}"
+diff --git a/tests/test_generic_icons.sh b/tests/test_generic_icons.sh
+index de6c56f..41877f6 100755
+--- a/tests/test_generic_icons.sh
++++ b/tests/test_generic_icons.sh
+@@ -1,4 +1,4 @@
+-#!/usr/bin/env bash
++#!/bin/sh
+ 
+ xml_db_file="${1}"
+ 
+diff --git a/tests/test_mime.sh b/tests/test_mime.sh
+index 49c531b..b3e9fef 100755
+--- a/tests/test_mime.sh
++++ b/tests/test_mime.sh
+@@ -1,4 +1,4 @@
+-#!/usr/bin/env bash
++#!/bin/sh
+ set -e
+ 
+ source_root="${1}"
+diff --git a/tests/test_staging.sh b/tests/test_staging.sh
+index a993dce..b62878c 100755
+--- a/tests/test_staging.sh
++++ b/tests/test_staging.sh
+@@ -1,4 +1,4 @@
+-#!/usr/bin/env bash
++#!/bin/sh
+ set -e
+ 
+ source_root="${1}"

extra/shared-mime-info/shared-mime-info.toml

@@ -0,0 +1,38 @@
+[build]
+type = "meson"
+
+[build.flags]
+build_dir = "build"
+configure = ["-Dupdate-mimedb=false"]
+post_install = [ "install -Dm644 $DEPOT_SPECDIR/update-mime-database.toml $DESTDIR/usr/share/depot.d/hooks/30-update-mime-database.toml" ]
+
+[dependencies]
+build = [
+    "meson",
+    "gettext",
+    "xmlto",
+    "docbook-xsl",
+]
+runtime = [
+    "libxml215",
+    "glibc",
+    "libcxx",
+    "libunwind",
+    "glib2"
+]
+
+[package]
+description = "Freedesktop.org Shared MIME Info"
+homepage = "https://www.freedesktop.org/wiki/Specifications/shared-mime-info-spec/"
+license = "GPL-2.0-or-later"
+name = "shared-mime-info"
+version = "2.4"
+
+[[source]]
+extract_dir = "$name-$version"
+url = "https://gitlab.freedesktop.org/xdg/shared-mime-info.git#9a6d6b8e963935f145f3a1ef446552de6996dada"
+patches = [ "shared-mime-info-2.4-posixify.patch" ]
+
+[[manual_sources]]
+files = [ "update-mime-database.toml", "postremove.sh", "shared-mime-info-2.4-posixify.patch" ]
+

extra/shared-mime-info/update-mime-database.toml

@@ -0,0 +1,11 @@
+[hook]
+name = "update-mime-database"
+description = "Update the MIME type database"
+
+[when]
+phase = "post"
+operation = ["install", "update", "remove"]
+paths = ["usr/share/mime/packages/*.xml"]
+
+[exec]
+command = "PKGSYSTEM_ENABLE_FSYNC=0 update-mime-database usr/share/mime"