Add script for neovim tests

This will be used to check the indentation queries.

scripts/minimal_init.lua

@@ -0,0 +1,13 @@
+vim.cmd([[set runtimepath+=$NVIM_PLENARY]])
+vim.cmd([[set runtimepath+=$NVIM_TREESITTER]])
+
+vim.cmd([[runtime! plugin/plenary.vim]])
+vim.cmd([[runtime! plugin/nvim-treesitter.lua]])
+
+vim.o.swapfile = false
+vim.bo.swapfile = false
+
+require("nvim-treesitter.configs").setup({
+  indent = { enable = true },
+  highlight = { enable = true },
+})