Remove curio dep (#1629)

Author: qdegraaf

poetry.lock

@@ -51,7 +51,6 @@ typing-extensions = ">=4.0,<5.0"
 
 [tool.poetry.dev-dependencies]
 anyio = "^3.6"
-curio = "^1.6"
 trio = "^0.22"
 attrs = "^23.1"
 httpx = "^0.24"