CDM-83 Fix broken docker build due to stale maven link

Author: pravinbhat

Dockerfile

@@ -18,7 +18,7 @@ RUN apt-get update && apt-get install -y openssh-server vim python3 --no-install
     service ssh start
 
 # Copy CDM jar & template files
-ARG MAVEN_VERSION=3.8.7
+ARG MAVEN_VERSION=3.9.2
 ARG USER_HOME_DIR="/root"
 ARG BASE_URL=https://dlcdn.apache.org/maven/maven-3/${MAVEN_VERSION}/binaries
 ENV MAVEN_HOME /usr/share/maven

pom.xml

@@ -8,7 +8,6 @@
 
   <properties>
     <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-    <revision>4.0.0-SNAPSHOT</revision>
     <scala.version>2.12.17</scala.version>
     <scala.main.version>2.12</scala.main.version>
     <spark.version>3.3.1</spark.version>
@@ -24,9 +23,6 @@
       <id>github</id>
       <name>GitHub Packages</name>
       <url>https://maven.pkg.github.com/datastax/cassandra-data-migrator</url>
-      <snapshots>
-          <enabled>false</enabled>
-      </snapshots>
     </repository>
   </distributionManagement>