Buld and generate java

Generation:

• cd provider && go mod tidy && cd -

• make tfgen

• make generate_java

• Createa a java pulumi project

• pulumi new java

• mvn install

• build gradle jar locally

• Add to local project: com.pulumi.ionoscloud sample 0.1 system path_to_local.jar

• maven sync dependencies

• pulumi package add /bin/pulumi-resource-ionoscloud

• pulumi up