drop 3.9

some weird pydantic issue was making it crash on 3.8 and it's honestly just not worth it to debug it.

.github/workflows/tests.yaml

@@ -9,7 +9,7 @@ jobs:
       fail-fast: false
       matrix:
         # setting just 3.10 bugs out for some reason
-        python-version: [3.8, 3.9, 3.10.11, 3.11.3]
+        python-version: [3.9, 3.10.11, 3.11.3]
     steps:
       - uses: actions/checkout@v3
       - uses: actions/setup-python@v3

pyproject.toml

@@ -1,7 +1,7 @@
 [tool.poetry]
 name = "spotify-to-musi"
 description = "Transfer Spotify playlists to Musi."
-version = "2.0.0rc2"
+version = "2.0.0rc3"
 readme = "README.md"
 license = "MIT"
 authors = ["Hexiro <[email protected]>"]
@@ -24,7 +24,7 @@ classifiers = [
 ]
 
 [tool.poetry.dependencies]
-python = "^3.8"
+python = "^3.9"
 rich = "^13.3.4"
 rich-click = "^1.6.1"
 aiofiles = "^23.1.0"