nvim: after/plugin/snipcomp: Lazy load LuaSnip

LuaSnip needs to be lazy loaded now else it slows down the startup.

nvim/.config/nvim/after/plugin/snipcomp.lua

@@ -12,7 +12,7 @@ vim.luasnip = {}
 
 -- https://github.com/hrsh7th/nvim-cmp/issues/180#issuecomment-915405589
 require'luasnip'.config.set_config { history = true }
-require('luasnip.loaders.from_vscode').load {}
+require('luasnip.loaders.from_vscode').lazy_load {}
 
 local function snippet2completion(snippet)
   return {