Template getting_started with `make` instead of adding instructions to the comments

[NickLarsenNZ]

_Originally posted by @NickLarsenNZ in https://github.com/stackabletech/opa-operator/pull/601#discussion_r1686357035_

• [x] Ensure it is done with make
• [x] Replace the jinja2 instruction from getting_started.sh.j2 comments with the appropriate make command

### PRs and tasks
- [ ] https://github.com/stackabletech/operator-templating/pull/463
- [x] operator-templating run
- [ ] https://github.com/stackabletech/airflow-operator/pull/542
- [ ] https://github.com/stackabletech/airflow-operator/pull/543
- [ ] https://github.com/stackabletech/druid-operator/pull/652
- [ ] https://github.com/stackabletech/druid-operator/pull/653
- [ ] https://github.com/stackabletech/hbase-operator/pull/589
- [ ] https://github.com/stackabletech/hbase-operator/pull/590
- [ ] https://github.com/stackabletech/hdfs-operator/pull/608
- [ ] https://github.com/stackabletech/hdfs-operator/pull/609
- [ ] https://github.com/stackabletech/hive-operator/pull/541
- [ ] https://github.com/stackabletech/hive-operator/pull/542
- [ ] https://github.com/stackabletech/kafka-operator/pull/790
- [ ] https://github.com/stackabletech/kafka-operator/pull/791
- [ ] https://github.com/stackabletech/nifi-operator/pull/713
- [ ] https://github.com/stackabletech/nifi-operator/pull/714
- [ ] https://github.com/stackabletech/opa-operator/pull/653
- [ ] https://github.com/stackabletech/opa-operator/pull/654
- [ ] https://github.com/stackabletech/spark-k8s-operator/pull/495
- [ ] https://github.com/stackabletech/spark-k8s-operator/pull/496
- [ ] https://github.com/stackabletech/superset-operator/pull/565
- [ ] https://github.com/stackabletech/superset-operator/pull/566
- [ ] https://github.com/stackabletech/trino-operator/pull/670
- [ ] https://github.com/stackabletech/trino-operator/pull/668
- [ ] https://github.com/stackabletech/zookeeper-operator/pull/887
- [ ] https://github.com/stackabletech/zookeeper-operator/pull/885
- [ ] --- other ---
- [ ] https://github.com/stackabletech/commons-operator/pull/307
- [ ] https://github.com/stackabletech/secret-operator/pull/526
- [ ] https://github.com/stackabletech/listener-operator/pull/254
- [ ] https://github.com/stackabletech/hello-world-operator/pull/138
- [ ] https://github.com/stackabletech/edc-operator/pull/141