test(entropy): harden API scenario and formatting

.testnet/scenarios/entropy/hook_entropy_api.py

@@ -112,8 +112,11 @@ async def scenario(ctx, log):
     if execution.get("HookResult") != 3:
         raise AssertionError(f"Hook did not ACCEPT: {execution}")
 
-    return_code = execution.get("HookReturnCode", "")
-    if return_code and str(return_code) != "0":
+    if "HookReturnCode" not in execution:
+        raise AssertionError(f"HookReturnCode missing from execution: {execution}")
+
+    return_code = execution["HookReturnCode"]
+    if str(return_code) != "0":
         raise AssertionError(f"entropy_cr_* Hook check failed: {execution}")
 
     log("entropy_cr_status, entropy_cr_dice, and entropy_cr_random passed")

src/test/app/ConsensusEntropy_test.cpp

@@ -978,8 +978,7 @@ class ConsensusEntropy_test : public beast::unit_test::suite
             }
         )[test.hook]"];
 
-        env(ripple::test::jtx::hook(
-                alice, {{hso(diceHook, overrideFlag)}}, 0),
+        env(ripple::test::jtx::hook(alice, {{hso(diceHook, overrideFlag)}}, 0),
             M("reject retired dice import"),
             HSFEE,
             ter(temMALFORMED));

src/xrpld/app/consensus/ConsensusExtensions.cpp

@@ -1481,7 +1481,8 @@ ConsensusExtensions::selectEntropy(
     };
     //@@end entropy-selector-fallback
 
-    // Standalone: synthetic deterministic entropy so the entropy_cr_* draws work.
+    // Standalone: synthetic deterministic entropy so the entropy_cr_* draws
+    // work.
     //@@start entropy-selector-standalone
     if (app_.config().standalone())
     {