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

[Owen Pan via cfe-commits]

================
@@ -4569,23 +4602,40 @@ struct FormatStyle {
     bool InEmptyParentheses;
     /// Put a space in parentheses not covered by preceding options.
     /// \code
-    ///    true:                                  false:
-    ///    t f( Deleted & ) & = delete;   vs.     t f(Deleted &) & = delete;
+    ///   true:
+    ///   t f( Deleted & ) & = delete;
+    ///   decltype( ( x ) )
+    ///   x = ( (int32)y )
+    ///   y = ( (int ( * )( int ))foo )( x );
+    /// \endcode
+    /// \code
+    ///   false:
+    ///   t f(Deleted &) & = delete;
+    ///   decltype((x))
----------------
owenca wrote:

```suggestion
    ///    __attribute__((noreturn))
    ///   decltype((x))
```

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