The city of Orlando is relocating its iconic flock of swans from Lake Eola Park after an outbreak of avian flu killed 29 birds in recent months, city officials said.The remaining 44 captive swans will be moved to other locations, including farms and zoos, as officials attempt to contain the spread of the virus and protect the surviving birds. The relocation process will begin as soon as this weekend.The swans have been a signature part of downto…