remove usage of globals for util functions

lua/plugins/init.lua

@@ -71,9 +71,7 @@ local plugins = {
       config = function()
          require("plugins.configs.others").gitsigns()
       end,
-      setup = function()
-         nvchad.packer_lazy_load "gitsigns.nvim"
-      end,
+      setup = require("core.utils").packer_lazy_load "gitsigns.nvim",
    },
 
    -- lsp stuff
@@ -81,7 +79,7 @@ local plugins = {
    ["williamboman/nvim-lsp-installer"] = {
       opt = true,
       setup = function()
-         nvchad.packer_lazy_load "nvim-lsp-installer"
+         require("core.utils").packer_lazy_load "nvim-lsp-installer"
          -- reload the current file so lsp actually starts for it
          vim.defer_fn(function()
             vim.cmd 'if &ft == "packer" | echo "" | else | silent! e %'
@@ -107,9 +105,7 @@ local plugins = {
 
    ["andymass/vim-matchup"] = {
       opt = true,
-      setup = function()
-         nvchad.packer_lazy_load "vim-matchup"
-      end,
+      setup = require("core.utils").packer_lazy_load "vim-matchup",
    },
 
    ["max397574/better-escape.nvim"] = {
@@ -202,9 +198,7 @@ local plugins = {
 
    ["folke/which-key.nvim"] = {
       opt = true,
-      setup = function()
-         nvchad.packer_lazy_load "which-key.nvim"
-      end,
+      setup = require("core.utils").packer_lazy_load "which-key.nvim",
       config = function()
          require "plugins.configs.whichkey"
       end,