nvim: Use uv for running python coverage

Still needs to be improved and less hardcoded but for now at least we
use the tool that I use every day.

nvim/.config/nvim/lua/plugins/testing.lua

@@ -104,7 +104,7 @@ return {
 		},
 	},
 	-- TODO: needs to pick up poetry env for python,
-	-- currently just hard-codes running through poetry
+	-- currently just hard-codes running through uv
 	{
 		"andythigpen/nvim-coverage",
 		dependencies = {
@@ -112,7 +112,7 @@ return {
 		},
 		config = function()
 			require("coverage").setup({
-				lang = { python = { coverage_command = "poetry run coverage json -q -o -" } },
+				lang = { python = { coverage_command = "uv run coverage json -q -o -" } },
 			})
 		end,
 		ft = { "python" },