Add TOML configuration files for various packages

- Introduced build configurations for graphene, gst-plugins-bad, gst-plugins-base, gstreamer, gtk4, iso-codes, jbig2dec, libepoxy, libsoup3, libtheora, libxpm, lynx, md4c, openjpeg2, poppler-data, python-attrs, python-automat, python-constantly, python-hyperlink, python-incremental, python-twisted, python-versioneer, python-zope-interface, qpdf, sdl12-compat, tinysparql, unixodbc, vmaf, xcb-util-cursor, xcb-util-image, xcb-util-renderutil, xcb-util-wm, xcb-util, xdg-utils.
- Each package includes build type, dependencies, runtime requirements, and source URLs.
- Added necessary post-install scripts and configurations where applicable.

extra/libxpm/libxpm.toml

@@ -0,0 +1,33 @@
+[build]
+type = "autotools"
+
+[build.flags]
+configure = [
+    "--disable-static",
+    "--disable-open-zfile",
+]
+skip-tests = true # fail anyway
+
+[dependencies]
+build = ["xorg-util-macros"]
+runtime = [
+    "libxt",
+    "libxext",
+    "libx11",
+    "glibc",
+]
+
+[package]
+description = "X11 pixmap library"
+homepage = "https://xorg.freedesktop.org/"
+license = [
+    "MIT",
+    "X11-distribute-modifications-variant",
+]
+name = "libxpm"
+version = "3.5.18"
+
+[[source]]
+extract_dir = "$name-$version"
+sha256 = "b4ed79bfc718000edee837d551c35286f0b84576db0ce07bbbebe60a4affa1e4"
+url = "https://xorg.freedesktop.org/releases/individual/lib/libXpm-$version.tar.xz"