Add .clang-tidy highlighting (helix-editor#12498)

Author: meator

languages.toml

@@ -1350,7 +1350,7 @@ source = { git = "https://github.com/ikatyang/tree-sitter-vue", rev = "91fe27547
 [[language]]
 name = "yaml"
 scope = "source.yaml"
-file-types = ["yml", "yaml", { glob = ".prettierrc" }, { glob = ".clangd" }, { glob = ".clang-format" }]
+file-types = ["yml", "yaml", { glob = ".prettierrc" }, { glob = ".clangd" }, { glob = ".clang-format" }, { glob = ".clang-tidy" }]
 comment-token = "#"
 indent = { tab-width = 2, unit = "  " }
 language-servers = [ "yaml-language-server", "ansible-language-server" ]