drop 3.7 support

Author: mshafer-NI

poetry.lock

@@ -13,16 +13,16 @@ include = ["ni_python_styleguide/config.toml"]
 
 
 [tool.poetry.dependencies]
-python = "^3.7"
+python = "^3.8"
 pathspec = ">=0.11.1"
 
 # Tools we aggregate
 flake8 = [
-    {version = "^5.0", python = ">=3.7,<3.12"},
+    {version = "^5.0", python = ">=3.8,<3.12"},
     {version = "^6.1", python = "^3.12"},
 ]
 pycodestyle = [
-    {version = "^2.9", python = ">=3.7,<3.12"},
+    {version = "^2.9", python = ">=3.8,<3.12"},
     {version = "^2.11", python = "^3.12"},
 ]
 black = ">=23.1"
@@ -45,8 +45,6 @@ pep8-naming = ">=0.11.1"
 # flake8-isort: Already covered by flake8-import-order
 # hacking: Most rules are either covered by other plugins or would be turned off.
 
-# Tooling that we're locking so our tool can run
-importlib-metadata = {version= "<5.0", python="<3.8"}
 
 
 [tool.poetry.dev-dependencies]