[clang] Add Documentation for Execution Results Handling in Clang-Repl (PR #65650)

[Vassil Vassilev via cfe-commits]

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@@ -103,6 +103,13 @@ function (gen_rst_file_from_td output_file td_option source docs_targets)
 endfunction()
 
 if (LLVM_ENABLE_SPHINX)
+  llvm_find_program(dot)
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vgvassilev wrote:

@Krishna-13-cyber, could we drop the `llvm_find_program(dot)` and rely on handling the `dot` discovery from llvm. This is what we do a few lines above for the case of doxygen.

https://github.com/llvm/llvm-project/pull/65650