[clang-tools-extra] [clangd] Allow specifying what headers are always included via "" or <> (PR #67749)

[Nathan Ridge via cfe-commits]

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@@ -123,6 +123,10 @@ struct Config {
     // declarations, always spell out the whole name (with or without leading
     // ::). All nested namespaces are affected as well.
     std::vector<std::string> FullyQualifiedNamespaces;
+
+    // List of regexes for inserting certain headers with <> or "".
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HighCommander4 wrote:

"regexes" --> "matcher functions"

https://github.com/llvm/llvm-project/pull/67749