Address Poetry section deprecation

This is a response to this warning raised during the build:

> The "poetry.dev-dependencies" section is deprecated and will be
> removed in a future version. Use "poetry.group.dev.dependencies"
> instead.

Signed-off-by: Alex Nelson <[email protected]>

Author: ajnelson-nist

pyproject.toml

@@ -12,7 +12,7 @@ json5 = "^0.9.25"
 pyqt5 = "^5.15.10"
 argparse = "^1.4.0"
 
-[tool.poetry.dev-dependencies]
+[tool.poetry.group.dev.dependencies]
 mypy = "^1"
 pytest = "^8"