Bump version from 0.3.8 to 0.3.9

Author: silveroxides

pyproject.toml

@@ -1,8 +1,13 @@
 [project]
 name = "ComfyUI_SamplingUtils"
 description = "Utilities making it easy to set up inference parameters."
-version = "0.3.8"
+version = "0.3.9"
 license = { file = "LICENSE" }
+classifiers = [
+    "Operating System :: OS Independent",
+    "Development Status :: 5 - Production/Stable",
+    "Programming Language :: Python :: 3",
+]
 
 [project.urls]
 Repository = "https://github.com/silveroxides/ComfyUI_SamplingUtils"