Fix ts parser revision in tests.

Author: kristijanhusak

tests/minimal_init.vim

@@ -15,7 +15,7 @@ local parser_config = require('nvim-treesitter.parsers').get_parser_configs()
 parser_config.org = {
   install_info = {
     url = 'https://github.com/milisims/tree-sitter-org',
-    revision = 'main',
+    revision = 'f110024d539e676f25b72b7c80b0fd43c34264ef',
     files = {'src/parser.c', 'src/scanner.cc'},
   },
   filetype = 'org',