Add new packages and build scripts for various libraries

- Introduced build scripts for gsettings-desktop-schemas, hypercorn, json-glib, libassuan, libbsd, libcloudproviders, libdaemon, libmd, libproxy, libsass, libseccomp, libxcomposite, libxdamage, libxtst, lmdb, python-aiofiles, python-blinker, python-flask, python-h11, python-h2, python-hpack, python-hyperframe, python-itsdangerous, python-more-itertools, python-priority, python-pyaml, python-quart, python-tappy, python-werkzeug, python-wsproto, sassc, snowball, talloc, xmltoman, and xorg-xprop.
- Added TOML configuration files for each package specifying build types, dependencies, and source URLs.
- Implemented custom build scripts for packages requiring specific build commands and configurations.
- Included patches for snowball to make libstemmer a shared library.

extra/talloc/build.sh

@@ -0,0 +1,21 @@
+#!/bin/sh
+set -eu
+
+depot_build() {
+export LDFLAGS="$LDFLAGS -Wl,--undefined-version"
+./configure --prefix=/usr \
+     --sysconfdir=/etc/samba \
+     --localstatedir=/var \
+     --bundled-libraries=NONE \
+     --builtin-libraries=replace \
+     --enable-talloc-compat1
+   make
+}
+
+depot_check() {
+make check
+}
+
+depot_install() {
+make DESTDIR="$DESTDIR" install
+}

extra/talloc/talloc.toml

@@ -0,0 +1,26 @@
+[build]
+type = "custom"
+
+[dependencies]
+build = [
+    "python",
+    "docbook-xsl",
+]
+optional = ["python"]
+runtime = [
+    "glibc",
+    "libbsd",
+    "libxcrypt",
+]
+
+[package]
+description = "Hierarchical pool based memory allocator with destructors"
+homepage = "https://talloc.samba.org/"
+license = "GPL-3.0-or-later"
+name = "talloc"
+version = "2.4.4"
+
+[[source]]
+extract_dir = "$name-$version"
+sha256 = "55e47994018c13743485544e7206780ffbb3c8495e704a99636503e6e77abf59"
+url = "https://www.samba.org/ftp/talloc/talloc-$version.tar.gz"