[FlINK-36392] use the oldest maven image which supports the JDK matrix

Author: SamBarker

Dockerfile

@@ -17,7 +17,7 @@
 ################################################################################
 # Build
 ARG JAVA_VERSION=11
-FROM maven:3.8.4-eclipse-temurin-${JAVA_VERSION} AS build
+FROM maven:3.8.8-eclipse-temurin-${JAVA_VERSION} AS build
 ARG SKIP_TESTS=true
 ARG M2_HOME=${HOME}/m2