Fix inital set of ScheduleExecutionSpecs HapiTest methods.

* Modifie the workflow to skip the correct configured number of nanoseconds before the first child transaction consensus time.
* Marked all tests in ScheduleExecutionSpecs with `@HapiTest` or `@todo('issue#')` and file issues for groups with similar failures
* Small code cleanups to move shared methods to ScheduleUtils instead of scattered across various test suites.

Signed-off-by: Joseph Sinclair <joseph.sinclair@swirldslabs.com>

hedera-node/hedera-app/src/main/java/com/hedera/node/app/workflows/handle/record/RecordListBuilder.java

@@ -253,18 +253,21 @@ private SingleTransactionRecordBuilderImpl doAddChild(
         }
 
         // Make sure we have not created so many that we have run out of slots.
-        final var childCount = childRecordBuilders.size();
-        final var consensusConfig = configuration.getConfigData(ConsensusConfig.class);
+        final int childCount = childRecordBuilders.size();
+        final ConsensusConfig consensusConfig = configuration.getConfigData(ConsensusConfig.class);
         if (childCount >= consensusConfig.handleMaxFollowingRecords()) {
             throw new HandleException(ResponseCodeEnum.MAX_CHILD_RECORDS_EXCEEDED);
         }
 
-        // The consensus timestamp of the first item in the child list is T+1, where T is the time of the user tx
-        final var parentConsensusTimestamp = userTxnRecordBuilder.consensusNow();
-        final var prevConsensusNow = childRecordBuilders.isEmpty()
-                ? userTxnRecordBuilder.consensusNow()
+        // The consensus timestamp of the first item in the child list is T+K (in nanoseconds),
+        // where T is the time of the user tx and K is the maximum number of "preceding" records
+        // defined for the current configuration.
+        final long maxPrecedingRecords = consensusConfig.handleMaxPrecedingRecords();
+        final Instant parentConsensusTimestamp = userTxnRecordBuilder.consensusNow();
+        final Instant prevConsensusNow = childRecordBuilders.isEmpty()
+                ? userTxnRecordBuilder.consensusNow().plusNanos(maxPrecedingRecords)
                 : childRecordBuilders.get(childRecordBuilders.size() - 1).consensusNow();
-        final var consensusNow = prevConsensusNow.plusNanos(1L);
+        final Instant consensusNow = prevConsensusNow.plusNanos(1L);
         final var recordBuilder = new SingleTransactionRecordBuilderImpl(consensusNow, reversingBehavior, customizer)
                 .parentConsensus(parentConsensusTimestamp)
                 .exchangeRate(userTxnRecordBuilder.exchangeRate());