Remove isort, add dev group.

pyproject.toml

@@ -16,26 +16,25 @@ boto3 = "^1.34.103"
 pandas = "^2.2.2"
 requests = "^2.31.0"
 awswrangler = "^3.7.3"
-black = "^24.4.2"
-isort = "^5.13.2"
-yamllint = "^1.35.1"
-ruff = "^0.4.4"
 attrs = "^23.2.0"
 httpx = "^0.27.0"
-mypy = "^1.10.0"
-
 
 [tool.poetry.group.types.dependencies]
 pandas-stubs = "^2.2.1.240316"
 types-requests = "^2.31.0.20240406"
+
+[tool.poetry.group.dev.dependencies]
+ruff = "^0.4.7"
+black = "^24.4.2"
+yamllint = "^1.35.1"
+mypy = "^1.10.0"
+
 [build-system]
 requires = ["poetry-core"]
 build-backend = "poetry.core.masonry.api"
 
-[tool.black]
 line-length = 79
 
-[tool.mypy]
 exclude = [  # Regexes.
     '^src/s3/',
     '^src/api/content_repo/',
@@ -56,12 +55,10 @@ warn_unreachable = true
 addopts = "--cov=src --cov-report=term-missing"
 filterwarnings = []
 
-[tool.ruff]
 target-version = "py311"
 line-length = 79
 select = [
     "E", "F", "W", # pycodestyle + pyflakes == flake8 - mccabe
-    "I",           # isort
     "B",           # flake8-bugbear
     "UP",          # pyupgrade
     "S",           # flake8-bandit