Add support for Pascal (#2153)

* Add support for Pascal

* Pascal: Replace some of the capture groups, use lua-match where possible

lua/nvim-treesitter/parsers.lua

@@ -594,6 +594,14 @@ list.verilog = {
   experimental = true,
 }
 
+list.pascal = {
+  install_info = {
+    url = "https://github.com/Isopod/tree-sitter-pascal.git",
+    files = { "src/parser.c" },
+  },
+  maintainers = { "@isopod" },
+}
+
 -- Parsers for injections
 list.regex = {
   install_info = {