Format the dependency in Cargo.toml to make taplo happy

Author: martin-g

datafusion/spark/Cargo.toml

@@ -57,7 +57,7 @@ datafusion-functions = { workspace = true, features = ["crypto_expressions"] }
 datafusion-functions-aggregate = { workspace = true }
 datafusion-functions-nested = { workspace = true }
 log = { workspace = true }
-num-traits = {workspace = true}
+num-traits = { workspace = true }
 percent-encoding = "2.3.2"
 rand = { workspace = true }
 serde_json = { workspace = true }