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/ragel/ragel.toml

@@ -0,0 +1,23 @@
+[build]
+type = "autotools"
+
+[build.flags]
+cxxflags += [ "-std=gnu++98" ]
+
+[dependencies]
+runtime = [
+    "libcxx",
+    "libunwind",
+]
+
+[package]
+description = "Compiles finite state machines from regular languages into executable C, C++, Objective-C, or D code."
+homepage = "https://www.colm.net/open-source/ragel/"
+license = "GPL-2.0-only"
+name = "ragel"
+version = "6.10"
+
+[[source]]
+extract_dir = "$name-$version"
+sha256 = "5f156edb65d20b856d638dd9ee2dfb43285914d9aa2b6ec779dac0270cd56c3f"
+url = "https://www.colm.net/files/ragel/ragel-$version.tar.gz"