[clang] [clang-format] Add SpacesInParensOption for filtering repeated parens (PR #77522)

[Gedare Bloom via cfe-commits]

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@@ -4650,10 +4650,23 @@ struct FormatStyle {
   ///   # Should be declared this way:
   ///   SpacesInParens: Custom
   ///   SpacesInParensOptions:
+  ///     ExceptDoubleParentheses: false
   ///     InConditionalStatements: true
   ///     Other: true
   /// \endcode
   struct SpacesInParensCustom {
+    /// Override any of the following options to prevent addition of space
+    /// between the first two parentheses in situations where a pair of
+    /// parentheses have been used.
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gedare wrote:

Reworded

https://github.com/llvm/llvm-project/pull/77522