[cloud][backup][base] If rename failed try to copy then delete source…

… if succeeded. MAPSME-15284

If file rename failed (e.g. due to src and dst belongs to different filesystems), then try to copy file from source to dest then delete source if copy succeeded.

map/cloud.cpp

@@ -1550,8 +1550,12 @@ void Cloud::ApplyRestoredFiles(std::string const & dirPath, RestoredFilesCollect
       auto const readyFile = base::JoinPath(m_params.m_restoringFolder, finalFilename);
       if (!base::RenameFileX(restoredFile, readyFile))
       {
-        FinishRestoring(SynchronizationResult::DiskError, "Restored file moving error");
-        return;
+        if (!base::CopyFileX(restoredFile, readyFile))
+        {
+          FinishRestoring(SynchronizationResult::DiskError, "Restored file copying error");
+          return;
+        }
+        UNUSED_VALUE(base::DeleteFileX(restoredFile));
       }
       readyFiles.emplace_back(readyFile, f.m_hash);
     }