Temporarily revert to "dlcdn" for maven to get Linux checks working again

Author: jdcormie

buildscripts/grpc-java-artifacts/Dockerfile

@@ -31,7 +31,7 @@ RUN curl -Ls https://github.com/Kitware/CMake/releases/download/v3.26.3/cmake-3.
     tar xz -C /var/local    
 
 # Install Maven
-RUN curl -Ls https://archive.apache.org/dist/maven/maven-3/3.8.8/binaries/apache-maven-3.8.8-bin.tar.gz | \
+RUN curl -Ls https://dlcdn.apache.org/maven/maven-3/3.8.9/binaries/apache-maven-3.8.9-bin.tar.gz | \
     tar xz -C /var/local
-ENV PATH /var/local/cmake-3.26.3-linux-x86_64/bin:/var/local/apache-maven-3.8.8/bin:$PATH
+ENV PATH /var/local/cmake-3.26.3-linux-x86_64/bin:/var/local/apache-maven-3.8.9/bin:$PATH