fix: missing kzg_settings if kzg-rs feature enabled (#1601)

Author: jtguibas

crates/primitives/src/env.rs

@@ -395,7 +395,7 @@ impl Default for CfgEnv {
             chain_id: 1,
             perf_analyse_created_bytecodes: AnalysisKind::default(),
             limit_contract_code_size: None,
-            #[cfg(feature = "c-kzg")]
+            #[cfg(any(feature = "c-kzg", feature = "kzg-rs"))]
             kzg_settings: crate::kzg::EnvKzgSettings::Default,
             #[cfg(feature = "memory_limit")]
             memory_limit: (1 << 32) - 1,