Remove obsolete prost compatibility alias

Author: wi11dey

crates/arroyo-datastream/Cargo.toml

@@ -15,7 +15,6 @@ bincode = { workspace = true, features = ["serde"]}
 rand = { workspace = true }
 anyhow = { workspace = true }
 prost = {workspace = true}
-prost14 = { package = "prost", version = "0.14" }
 serde_json = { workspace = true }
 strum = { workspace = true }
 datafusion-proto = { workspace = true }

crates/arroyo-datastream/src/logical.rs

@@ -13,7 +13,6 @@ use petgraph::dot::Dot;
 use petgraph::graph::DiGraph;
 use petgraph::prelude::EdgeRef;
 use prost::Message;
-use prost14::Message as DataFusionProtoMessage;
 use rand::distr::Alphanumeric;
 use rand::prelude::SmallRng;
 use rand::{Rng, SeedableRng};