Bump py4j

Author: Fokko

dev/Dockerfile

@@ -31,7 +31,7 @@ RUN apt-get -qq update && \
 # Optional env variables
 ENV SPARK_HOME=${SPARK_HOME:-"/opt/spark"}
 ENV HADOOP_HOME=${HADOOP_HOME:-"/opt/hadoop"}
-ENV PYTHONPATH=$SPARK_HOME/python:$SPARK_HOME/python/lib/py4j-0.10.9.7-src.zip:$PYTHONPATH
+ENV PYTHONPATH=$SPARK_HOME/python:$SPARK_HOME/python/lib/py4j-0.10.9.9-src.zip:$PYTHONPATH
 
 RUN mkdir -p ${HADOOP_HOME} && mkdir -p ${SPARK_HOME} && mkdir -p /home/iceberg/spark-events
 WORKDIR ${SPARK_HOME}