fix: Large cleanup of formatting in plugins, re-enabling of gdb in DAP,

removing large portions of the render-markdown plugin settings as they
are just the defaults

nvim/lua/plugins/lspconfig.lua

@@ -1,10 +1,10 @@
 return {
     'neovim/nvim-lspconfig',
-    config = function ()
+    config = function()
         local capabilities = vim.lsp.protocol.make_client_capabilities()
         capabilities.textDocument.completion.completionItem.snippetSupport = true
 
-        vim.diagnostic.config ({
+        vim.diagnostic.config({
             virtual_text = {
                 source = 'always',
             },