Minor formatting

Author: EthanSteinberg

include/pybind11/detail/common.h

@@ -1183,21 +1183,18 @@ constexpr
 
 #if defined(_MSC_VER) // All versions (as of July 2021).
 
-#    define PYBIND11_BEGIN_SILENCE_MSVC_C4127 PYBIND11_PRAGMA(warning(disable : 4127))
-
 // warning C4127: Conditional expression is constant
 constexpr inline bool silence_msvc_c4127(bool cond) { return cond; }
 
 #    define PYBIND11_SILENCE_MSVC_C4127(...) ::pybind11::detail::silence_msvc_c4127(__VA_ARGS__)
 
 #else
 #    define PYBIND11_SILENCE_MSVC_C4127(...) __VA_ARGS__
-#    define PYBIND11_BEGIN_SILENCE_MSVC_C4127
 #endif
 
 #if defined(__clang__)                                                                            \
-    && (defined(__apple_build_version__) /* AppleClang 13.0.0.13000029 was the only data          \
-                                            point available. */                                   \
+    && (defined(__apple_build_version__) /* AppleClang 13.0.0.13000029 was the only data point    \
+                                            available. */                                         \
         || (__clang_major__ >= 7                                                                  \
             && __clang_major__ <= 12) /* Clang 3, 5, 13, 14, 15 do not generate the warning. */   \
     )