[Trouble] Remove because never used

nvim/lua/plugins/testing/trouble.lua

@@ -1,39 +0,0 @@
-return {
-	"folke/trouble.nvim",
-	opts = {
-        focus = true,
-    }, -- for default options, refer to the configuration section for custom setup.
-	cmd = "Trouble",
-	keys = {
-		{
-			"<leader>xx",
-			"<cmd>Trouble diagnostics toggle<cr>",
-			desc = "Diagnostics (Trouble)",
-		},
-		{
-			"<leader>xX",
-			"<cmd>Trouble diagnostics toggle filter.buf=0<cr>",
-			desc = "Buffer Diagnostics (Trouble)",
-		},
-		{
-			"<leader>xs",
-			"<cmd>Trouble symbols toggle focus=false<cr>",
-			desc = "Symbols (Trouble)",
-		},
-		{
-			"<leader>xl",
-			"<cmd>Trouble lsp toggle focus=false win.position=right<cr>",
-			desc = "LSP Definitions / references / ... (Trouble)",
-		},
-		{
-			"<leader>xL",
-			"<cmd>Trouble loclist toggle<cr>",
-			desc = "Location List (Trouble)",
-		},
-		{
-			"<leader>xQ",
-			"<cmd>Trouble qflist toggle<cr>",
-			desc = "Quickfix List (Trouble)",
-		},
-	},
-}