dev: enforce kakarot chain id log to use 7 bytes' (#1481)

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kakarot_scripts/constants.py

@@ -355,5 +355,5 @@ def __next__(self) -> Account:
 
 logger.info(
     f"ℹ️  Connected to Starknet chain id {bytes.fromhex(f'{ChainId.starknet_chain_id.value:x}')} "
-    f"and Kakarot chain id {bytes.fromhex(f'{ChainId.chain_id.value:x}')}"
+    f"and Kakarot chain id {bytes.fromhex(f'{ChainId.chain_id.value:014x}')}"
 )