revert refactoring

Author: gchatelet

libc/src/__support/CPP/type_traits/is_floating_point.h

@@ -24,13 +24,13 @@ template <typename T> struct is_floating_point {
   }
 
 public:
-  LIBC_INLINE_VAR static constexpr bool value =
-      __is_unqualified_any_of<T, float, double, long double
 #if defined(LIBC_COMPILER_HAS_FLOAT128)
-                              ,
-                              float128
+  LIBC_INLINE_VAR static constexpr bool value =
+      __is_unqualified_any_of<T, float, double, long double, float128>();
+#else
+  LIBC_INLINE_VAR static constexpr bool value =
+      __is_unqualified_any_of<T, float, double, long double>();
 #endif // LIBC_COMPILER_HAS_FLOAT128
-                              >();
 };
 template <typename T>
 LIBC_INLINE_VAR constexpr bool is_floating_point_v =