nvim: Add neowarrior plugin

Allows quickly listing and working with taskwarrior tasks from within
neovim. Show a floating `:NeoWarriorOpen` window with `<leader>sw` or a
vertical neowarrior buffer with `<leader>sW`.

nvim/.config/nvim/lua/plugins/task.lua

@@ -0,0 +1,26 @@
+return {
+	{
+		"duckdm/neowarrior.nvim",
+		branch = "develop",
+		-- event = {"CursorHold", "InsertEnter"},
+		dependencies = {
+			--- Optional but recommended for nicer inputs
+			--- 'folke/noice.nvim',
+		},
+		--- See config example below
+		opts = {},
+		cmd = {
+			"NeoWarriorOpen",
+			"NeoWarriorAdd",
+			"NeoWarriorDone",
+			"NeoWarriorFilter",
+			"NeoWarriorFilterSelect",
+			"NeoWarriorReport",
+			"NeoWarriorRefresh",
+		},
+		keys = {
+			{ "<leader>sw", ":NeoWarriorOpen float<cr>", desc = "open neowarrior", silent = true },
+			{ "<leader>sW", ":NeoWarriorOpen right<cr>", desc = "open neowarrior", silent = true },
+		},
+	},
+}