fix(prover): Remove unneeded dependencies, add default for graceful_s…

…hutdown_timeout (#3242)

## What ❔

Remove unneeded dependencies.
Add default for graceful_shutdown_timeout.
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## Why ❔

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## Checklist

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ref ZKD-1855

prover/crates/bin/prover_autoscaler/Cargo.toml

@@ -10,10 +10,8 @@ keywords.workspace = true
 categories.workspace = true
 
 [dependencies]
-zksync_core_leftovers.workspace = true
 zksync_vlog.workspace = true
 zksync_utils.workspace = true
-zksync_types.workspace = true
 zksync_config = { workspace = true, features = ["observability_ext"] }
 zksync_prover_job_monitor.workspace = true
 

prover/crates/bin/prover_autoscaler/src/config.rs

@@ -11,7 +11,10 @@ use zksync_config::configs::ObservabilityConfig;
 #[derive(Debug, Clone, PartialEq, Deserialize)]
 pub struct ProverAutoscalerConfig {
     /// Amount of time ProverJobMonitor will wait all it's tasks to finish.
-    #[serde(with = "humantime_serde")]
+    #[serde(
+        with = "humantime_serde",
+        default = "ProverAutoscalerConfig::default_graceful_shutdown_timeout"
+    )]
     pub graceful_shutdown_timeout: Duration,
     pub agent_config: Option<ProverAutoscalerAgentConfig>,
     pub scaler_config: Option<ProverAutoscalerScalerConfig>,