chore: drop redundant config

lua/plugins/mini_snippets.lua

@@ -1,13 +1 @@
-MiniDeps.later(function()
-    local gen_loader = require("mini.snippets").gen_loader
-    require("mini.snippets").setup({
-        snippets = {
-            -- Load custom file with global snippets first (adjust for Windows)
-            gen_loader.from_file("~/.config/nvim/snippets/global.json"),
-
-            -- Load snippets based on current language by reading files from
-            -- "snippets/" subdirectories from 'runtimepath' directories.
-            gen_loader.from_lang(),
-        },
-    })
-end)
+MiniDeps.later(function() require("mini.snippets").setup() end)