Squash two sections #if !bit_CONFIG_STRICT at bottom for non-standard extensions (#8, thanks @electricbrass)

Author: martinmoene

include/nonstd/bit.hpp

@@ -1056,14 +1056,10 @@ inline T as_native_endian( T v ) bit_noexcept
 
 }} // namespace nonstd::bit
 
-#endif // !bit_CONFIG_STRICT
-
 //
 // Make extensions available in namespace nonstd:
 //
 
-#if !bit_CONFIG_STRICT
-
 namespace nonstd
 {
     using bit::big_endian_type;