chore(astronvim): Updated configurations

- Comment line changes
- Open trouble automagically
- Do not hide gitignored files from tree
- Tweaked nyancat dashboard header

config/astronvim/lua/user/plugins/mason.lua

@@ -1,5 +1,6 @@
 -- customize mason plugins
-return { -- use mason-lspconfig to configure LSP installations
+return {
+  -- use mason-lspconfig to configure LSP installations
   {
     "williamboman/mason-lspconfig.nvim",
     -- overrides `require("mason-lspconfig").setup(...)`
@@ -8,7 +9,9 @@ return { -- use mason-lspconfig to configure LSP installations
         "diagnosticls",
       },
     },
-  }, -- use mason-null-ls to configure Formatters/Linter installation for null-ls sources
+  },
+  -- use mason-null-ls to configure Formatters/Linter
+  -- installation for null-ls sources
   {
     "jay-babu/mason-null-ls.nvim",
     -- overrides `require("mason-null-ls").setup(...)`