update to wildfly 21.0.1.Final (#6201)

frameworks/Java/wildfly-ee/wildfly-config.txt

@@ -2,6 +2,6 @@ embed-server
 /subsystem=undertow/configuration=filter/response-header=server-header:add(header-name="Server", header-value="wfly")
 /subsystem=undertow/server=default-server/host=default-host/filter-ref=server-header:add()
 deploy mysql-connector-java.jar
-/subsystem=datasources/data-source=TechempowerBenchmark:add(connection-url="jdbc:mysql://tfb-database:3306/hello_world?useSSL=false",driver-name="mysql-connector-java.jar",jndi-name="java:jboss/datasources/helloWorld",jta=true,max-pool-size=1024,min-pool-size=256,user-name="benchmarkdbuser",password="benchmarkdbpass")
+/subsystem=datasources/data-source=TechempowerBenchmark:add(connection-url="jdbc:mysql://tfb-database:3306/hello_world?useSSL=false&allowPublicKeyRetrieval=true",driver-name="mysql-connector-java.jar",jndi-name="java:jboss/datasources/helloWorld",jta=true,max-pool-size=1024,min-pool-size=256,user-name="benchmarkdbuser",password="benchmarkdbpass")
 deploy target/wildfly-ee.war
-stop-embedded-server
+stop-embedded-server

frameworks/Java/wildfly-ee/wildfly-ee.dockerfile

@@ -1,7 +1,7 @@
-FROM maven:3.6.3-adoptopenjdk-14
-ENV wfly=19.1.0.Final
-ENV connectorj=8.0.20
-ENV JAVA_OPTS="-Djava.net.preferIPv4Stack=true -Xmx24g -XX:+UnlockExperimentalVMOptions -XX:+UseZGC"
+FROM maven:3.6.3-adoptopenjdk-15
+ENV wfly=21.0.1.Final
+ENV connectorj=8.0.22
+ENV JAVA_OPTS="-Djava.net.preferIPv4Stack=true -Xmx24g -XX:+UseZGC"
 WORKDIR /wildfly
 COPY src src
 COPY pom.xml pom.xml