Bump org.apache.maven.plugins:maven-source-plugin from 3.3.0 to 3.4.0 in /plugins/maven/graphql-java-codegen-maven-plugin

Bump org.apache.maven.plugins:maven-source-plugin from 3.3.0 to 3.4.0 in /plugins/maven/graphql-java-codegen-maven-plugin #2853