HCL and Terraform parsers that treat `{%` as comment lines for... reasons. iykyk 🤷

# Neovim usage with the `nvim-treesitter` plugin

```lua
local configs = require("nvim-treesitter.configs")
local parser_config = require("nvim-treesitter.parsers").get_parser_configs()

local jhcl_repo = "https://code.buildbetter.boats/jenterkin/tree-sitter-jhcl"

parser_config.hcl = {
  install_info = {
    url = jhcl_repo,
    files = { "src/parser.c", "src/scanner.c" },
  }
}

parser_config.terraform = {
  install_info = {
    url = jhcl_repo,
    files = { "src/parser.c", "src/scanner.c" },
    location = "dialects/terraform",
  }
}

configs.setup({
  -- ...

  -- We overwrote the default `nvim-treesitter` configs for `hcl` and
  -- `terraform` above, so we can include them in `ensure_installed` normally
  ensure_installed = {
    -- ...
    "hcl",
    "terraform",
    -- ...
  },

  -- ...
})
```