Remove std::move calls to avoid a warning
Remove std::move calls to avoid a warning

[1395/13490] CXX obj/electron/atom/common/node/atom_api_native_image.obj
../../electron/atom/common/api/atom_api_native_image.cc(212,21):
warning: moving a temporary object prevents copy elision
[-Wpessimizing-move]
    hicons_[size] = std::move(ReadICOFromPath(size, hicon_path_));
                    ^
../../electron/atom/common/api/atom_api_native_image.cc(212,21):  note:
remove std::move call here
    hicons_[size] = std::move(ReadICOFromPath(size, hicon_path_));
                    ^~~~~~~~~~                                  ~
../../electron/atom/common/api/atom_api_native_image.cc(219,19):
warning: moving a temporary object prevents copy elision
[-Wpessimizing-move]
  hicons_[size] = std::move(
                  ^
../../electron/atom/common/api/atom_api_native_image.cc(219,19):  note:
remove std::move call here
  hicons_[size] = std::move(
                  ^~~~~~~~~~
2 warnings generated.

brave/electron,brave/electron,brave/muon,brave/electron,brave/electron,brave/muon,brave/muon,brave/electron,brave/muon,brave/muon,brave/electron,brave/muon