[clang-tools-extra] [clangd] Introduce --skip-preamble-build command line option (PR #189284)

[Chuanqi Xu via cfe-commits]

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@@ -525,6 +525,14 @@ opt<bool> PreambleParseForwardingFunctions{
     init(ParseOptions().PreambleParseForwardingFunctions),
 };
 
+opt<bool> SkipPreambleBuild{
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ChuanqiXu9 wrote:

Fine enough. I don't want to be nitpicking.

https://github.com/llvm/llvm-project/pull/189284