Function utf32_to_utf16

modules/core/core/include/OpenString/unicode.h:178–185

		}
		
		[[nodiscard]] constexpr std::array<char16_t, utf16::SEQUENCE_MAXIMUM_LENGTH> utf32_to_utf16(char32_t const utf32) noexcept
		{
			return utf32 <= utf16::SINGLE_UNIT_MAXIMUM_VALUE ? 
				std::array<char16_t, utf16::SEQUENCE_MAXIMUM_LENGTH>{ static_cast<char16_t>(utf32) } :
				std::array<char16_t, utf16::SEQUENCE_MAXIMUM_LENGTH>{
					static_cast<char16_t>((utf32 >> 10) + utf16::LEADING_SURROGATE_HEADER),
					static_cast<char16_t>((utf32 & utf16::SURROGATE_MASK) + utf16::TRAILING_SURROGATE_HEADER) };
		}

		[[nodiscard]] constexpr std::array<char16_t, utf16::SEQUENCE_MAXIMUM_LENGTH> utf8_to_utf16(ochar8_t const* const utf8, const u64 length) noexcept
		{