Merge pull request #181 from ral-facilities/DSEGOG-391-Update-poetry-sections-in-pyproject.toml

Update poetry to use more recent `tool.poetry.group.dev.dependencies`

Author: moonraker595

poetry.lock

@@ -44,7 +44,7 @@ httpx = "^0.23.3"
 urllib3 = ">=1.25.4,<1.27"
 lark = "1.1.9"
 
-[tool.poetry.dev-dependencies]
+[tool.poetry.group.dev.dependencies]
 black = "^24.4.0"
 flake8 = "^4.0.1"
 flake8-black = "^0.2.1"