[macos] `multipass find` with no args FATAL error

[caladd]

Using the 0.7.0 for Macos, running multipass find with no args results in this error:

[libprotobuf FATAL ../3rd-party/grpc/third_party/protobuf/src/google/protobuf/repeated_field.h:1514] CHECK failed: (index) < (current_size_):
libc++abi.dylib: terminating with uncaught exception of type google::protobuf::FatalException: CHECK failed: (index) < (current_size_):
Abort trap: 6

[Saviq]

Oh indeed, thanks for letting us know! We're right on it.