Remove warning in format.h when compiling with gcc and -Wshadow
Remove warning in format.h when compiling with gcc and -Wshadow

build/_deps/fmt-src/include/fmt/format.h: In member function ‘decltype (ctx.out()) fmt::v6::formatter<fmt::v6::bytes>::format(fmt::v6::bytes, FormatContext&)’:
build/_deps/fmt-src/include/fmt/format.h:3251:58: error: declaration of ‘writer’ shadows a global declaration [-Werror=shadow]
     internal::basic_writer<range_type> writer(range_type(ctx.out()));
                                                          ^~~
build/_deps/fmt-src/include/fmt/format.h:2741:53: note: shadowed declaration is here
 using writer FMT_DEPRECATED_ALIAS = internal::writer;

alabuzhev/fmt,alabuzhev/fmt,cppformat/cppformat,cppformat/cppformat,alabuzhev/fmt,cppformat/cppformat