doc: change repository url to use latest version

README.md

@@ -3,13 +3,13 @@
 d2 grammar for tree-sitter.
 
 References:
+
 - https://d2lang.com/
 
 ## Highlights
 
 ![screenshot](./assets/screenshot.png)
 
-
 # Install
 
 ## Neovim
@@ -20,11 +20,10 @@ Using `nvim-treesitter`, add to your configuration
 local parser_config = require("nvim-treesitter.parsers").get_parser_configs()
 parser_config.d2 = {
   install_info = {
-    url = 'https://github.com/pleshevskiy/tree-sitter-d2',
+    url = 'https://git.pleshevski.ru/pleshevskiy/tree-sitter-d2',
     revision = 'main',
     files = { 'src/parser.c', 'src/scanner.cc' },
   },
   filetype = 'd2',
 };
 ```
-