Upgrading multiple packages as necessary (mysql connector is necessary

for mysql 8 hosts, log4j for obvious reasons and the testcontainers for
some fixes)

Author: steveauri

pom.xml

@@ -23,15 +23,15 @@
         <sparkWebServer.version>2.7.2</sparkWebServer.version>
 
         <junit.version>4.12</junit.version>
-        <testcontainers.version>1.8.0</testcontainers.version>
+        <testcontainers.version>1.16.2</testcontainers.version>
         <log4j1.version>1.2.17</log4j1.version>
-        <log4j2.version>2.11.0</log4j2.version>
+        <log4j2.version>2.17.0</log4j2.version>
         <slf4j.version>1.7.25</slf4j.version>
         <commons-cli.version>1.4</commons-cli.version>
         <jackson.version>2.10.1</jackson.version>
         <zookeeper.version>3.4.14</zookeeper.version>
         <curator.version>4.0.1</curator.version>
-        <mysql-connector.version>5.1.47</mysql-connector.version>
+        <mysql-connector.version>8.0.27</mysql-connector.version>
         <mysql-binlog-connector.version>0.16.1</mysql-binlog-connector.version>
         <commons-dbcp2.version>2.7.0</commons-dbcp2.version>
         <kafka.version>1.1.0</kafka.version>