Moved treesitter config: init -> spec file

lua/plugins/treesitter.lua

@@ -0,0 +1,12 @@
+return {
+    {
+        "nvim-treesitter/nvim-treesitter",
+        build = function()
+            require('nvim-treesitter.install').compilers = {"zig"}
+    end,
+    opts = {
+            highlight = {enable = true},
+            indent = {enable = true}
+        }
+    }
+}