setup.cfg: Fix PyYAML, sdf, and steam dependency (#547)

* setup.cfg: Loosen PyYAML requirement

* setup.cfg: Use correct vdf and steam dependency

Author: DavidoTek

setup.cfg

@@ -22,11 +22,11 @@ python_requires = >=3.10
 install_requires =
     PySide6-Essentials>=6.3.0
     requests>=2.27.0
-    vdf>=3.4
+    vdf @ git+https://github.com/solsticegamestudios/vdf.git@v4.0
     inputs==0.5
     pyxdg>=0.27
-    steam>=1.4.4
-    PyYAML==6.0
+    steam @ git+https://github.com/solsticegamestudios/steam.git@v1.6.1
+    PyYAML>=6.0
     zstandard>=0.19.0
 
 packages = find: