Fix compilation error.

[obszczymucha]

Fixes compilation error:

/projects/cpp/EmmyLuaCodeStyle/CodeFormatServer/src/Protocol/ProtocolBuffer.cpp: In member function ‘void ProtocolBuffer::Reset()’:
/projects/cpp/EmmyLuaCodeStyle/CodeFormatServer/src/Protocol/ProtocolBuffer.cpp:68:22: error: ‘copy_n’ is not a member of ‘std’; did you mean ‘copy’?
   68 |                 std::copy_n(_textProtocol.data() + doneIndex, _writeIndex - doneIndex, _textProtocol.data());
      |                      ^~~~~~
      |                      copy
make[2]: *** [CodeFormatServer/CMakeFiles/CodeFormatServer.dir/build.make:188: CodeFormatServer/CMakeFiles/CodeFormatServer.dir/src/Protocol/ProtocolBuffer.cpp.o] Error 1
make[1]: *** [CMakeFiles/Makefile2:344: CodeFormatServer/CMakeFiles/CodeFormatServer.dir/all] Error 2
make: *** [Makefile:146: all] Error 2

[CppCXY]

thx