New compute graph replaying field prevents deserializing previously existing compute graphs

[seriousben]

@Default2882 reported this bug in https://discordapp.com/channels/995566383368777748/1308450415909802076

{"timestamp":"2024-11-19T15:10:10.532324Z","level":"ERROR","message":"API Error: 500 Internal Server Error - error deserializing from json bytes, missing field `replaying` at line 1 column 1786, value: \"data_model::ComputeGraph\"","target":"indexify_server::http_objects","span":{"matched_path":"/namespaces/:namespace/compute_graphs","method":"POST","uri":"/namespaces/default/compute_graphs","name":"request"}}
{"timestamp":"2024-11-19T15:10:10.532390Z","level":"ERROR","message":"response failed","classification":"Status code: 500 Internal Server Error","latency":"2 ms","target":"tower_http::trace::on_failure","span":{"matched_path":"/namespaces/:namespace/compute_graphs","method":"POST","uri":"/namespaces/default/compute_graphs","name":"request"}}
{"timestamp":"2024-11-19T15:10:15.212252Z","level":"INFO","message":"de-registering executor: TYt-do4uDZmz3DRB2nTvj","target":"state_store"}
{"timestamp":"2024-11-19T15:10:15.217782Z","level":"ERROR","message":"error processing and distributing work: Deserialization error: error deserializing from json bytes, missing field `replaying` at line 1 column 2284, value: \"data_model::ComputeGraph\"","target":"indexify_server::scheduler"}