Update pyproject.toml

Update version + Bump python min requirement

Author: atong01

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "torchdyn"
-version = "1.0.4"
+version = "1.0.5"
 license = "Apache License, Version 2.0"
 description = "A PyTorch library entirely dedicated to neural differential equations, implicit models and related numerical methods."
 authors = ["Michael Poli", "Stefano Massaroli", "DiffEqML"]
@@ -9,7 +9,7 @@ packages = [
 ]
 
 [tool.poetry.dependencies]
-python = "^3.7"
+python = "^3.8"
 torch = "^1.8.1"
 torchsde="*"
 torchcde="^0.2.3"