nvim: Replace aerial outliner with Trouble

Since we already use trouble.nvim we can also make it mimic aerial
views.

nvim/.config/nvim/lua/plugins/outliners.lua

@@ -1,35 +1,4 @@
 return {
-	-- vista-like outline view for code
-	{
-		"stevearc/aerial.nvim",
-		config = true,
-		-- Optional dependencies
-		dependencies = {
-			"nvim-treesitter/nvim-treesitter",
-			"nvim-tree/nvim-web-devicons",
-		},
-		cmd = {
-			"AerialToggle",
-			"AerialOpen",
-			"AerialOpenAll",
-			"AerialClose",
-			"AerialCloseAll",
-			"AerialNext",
-			"AerialPrev",
-			"AerialGo",
-			"AerialInfo",
-			"AerialNavToggle",
-			"AerialNavOpen",
-			"AerialNavClose",
-		},
-		opts = {
-			backends = { "treesitter", "lsp", "markdown", "man" },
-		},
-		keys = {
-			{ "<leader>so", "<cmd>AerialNavToggle<cr>", silent = true, desc = "symbol navigator" },
-			{ "<leader>sO", "<cmd>AerialToggle<cr>", silent = true, desc = "symbol outline" },
-		},
-	},
 	-- useful quickfix-like buffer
 	{
 		"folke/trouble.nvim",
@@ -46,6 +15,8 @@ return {
 				silent = true,
 				desc = "diagnostics document",
 			},
+			{ "<leader>so", "<cmd>Trouble symbols toggle focus=true win.type=float<cr>", silent = true, desc = "symbol outline" },
+			{ "<leader>sO", "<cmd>Trouble symbols toggle focus=false win.position=right<cr>", silent = true, desc = "symbol outline" },
 		},
 	},
 }