beam_PostCommit_SQL suite is failing since June 7.

Error Message
java.lang.UnsupportedOperationException: Converting BigQuery type 'class com.google.api.client.util.ArrayMap' to 'FieldType{typeName=STRING, nullable=false, logicalType=null, collectionElementType=null, mapKeyType=null, mapValueType=null, rowSchema=null, metadata={}}' is not supported
Stacktrace
java.lang.UnsupportedOperationException: Converting BigQuery type 'class com.google.api.client.util.ArrayMap' to 'FieldType{typeName=STRING, nullable=false, logicalType=null, collectionElementType=null, mapKeyType=null, mapValueType=null, rowSchema=null, metadata={}}' is not supported
at org.apache.beam.sdk.io.gcp.bigquery.BigQueryUtils.toBeamValue(BigQueryUtils.java:457)
at org.apache.beam.sdk.io.gcp.bigquery.BigQueryUtils.lambda$toBeamValue$11(BigQueryUtils.java:447)
at java.util.stream.ReferencePipeline$3$1.accept(ReferencePipeline.java:193)
at java.util.ArrayList$ArrayListSpliterator.forEachRemaining(ArrayList.java:1382)
...