Give specific versions

Signed-off-by: Michael X. Grey <[email protected]>

Cargo.toml

@@ -25,14 +25,14 @@ async-task = { version = "4.7.1", optional = true }
 # bevy_tasks::Task, so we're leaving it as a mandatory dependency for now.
 bevy_tasks = { version = "0.12", features = ["multi-threaded"] }
 
-arrayvec = "*"
-itertools = "*"
-smallvec = "*"
-tokio = { version = "*", features = ["sync"]}
+arrayvec = "0.7"
+itertools = "0.13"
+smallvec = "1.13"
+tokio = { version = "1.39", features = ["sync"]}
 futures = "0.3"
 backtrace = "0.3"
-anyhow = "*"
-thiserror = "*"
+anyhow = "1.0"
+thiserror = "1.0"
 
 # These dependencies are only used by the testing module.
 # We may want to consider feature-gating them, but we use