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/python-blinker/python-blinker.toml

@@ -0,0 +1,17 @@
+[build]
+type = "python"
+
+[dependencies]
+build = ["python-flit-core"]
+runtime = ["python"]
+
+[package]
+description = "Fast, simple object-to-object and broadcast signaling"
+homepage = "https://blinker.readthedocs.io/"
+license = "MIT"
+name = "python-blinker"
+version = "1.9.0"
+
+[[source]]
+extract_dir = "$name-$version"
+url = "https://github.com/pallets-eco/blinker.git#$version"