fix: nvim-tree no longer stops working when restoring a session

add nvim-tree as a dependency of auto-session prevents nvim-tree commands not
working when restoring a session with sessionopts+='globals'

.config/nvim/lua/core/options.lua

@@ -86,7 +86,7 @@ o.undodir = { vim.fn.stdpath('state') .. '/undo/' .. '/' }
 -- │ NvimTree from working
 -- │ after session is restored.
 -- └
-o.sessionoptions = 'buffers,curdir,folds,localoptions,help,tabpages,terminal,winsize,winpos'
+o.sessionoptions = 'globals,buffers,curdir,folds,localoptions,help,tabpages,terminal,winsize,winpos'
 --  ────────────────────────────────────────────────── split windows ──
 o.splitright = true
 o.splitbelow = true
@@ -95,4 +95,4 @@ o.ignorecase = true
 o.smartcase = true
 o.iskeyword:append('-') -- consider string-string as a whole word
 --  ───────────────────────────────────────────────────── completion ──
-o.completeopt = 'menu,preview,noselect'
+o.completeopt = 'menu,preview,noselect'