feat(luasnip): add default user snippet location (#4987)

## Description

Loads snippets in user directories if it exists.

## Checklist

- [X] I've read the
[CONTRIBUTING](https://github.com/LazyVim/LazyVim/blob/main/CONTRIBUTING.md)
guidelines.

lua/lazyvim/plugins/extras/coding/luasnip.lua

@@ -14,6 +14,7 @@ return {
         "rafamadriz/friendly-snippets",
         config = function()
           require("luasnip.loaders.from_vscode").lazy_load()
+          require("luasnip.loaders.from_vscode").lazy_load({ paths = { vim.fn.stdpath("config") .. "/snippets" } })
         end,
       },
     },