Created charts for hive/trino + renamed variable

[zaultooz]

Pull request with changes implemented for test issue: #2

Includes:

• Chart for a simple Trino cluster (without authentication)
• Chart for a hive / postgresql database setup
• Renaming of variable from sparkTag to stackTag
• Added resource definition to HBase template

[zaultooz]

Added some additional stuff:

• Updated helmfile with the more components (All the charts to deploy stackable)
• Updated helmfile with simple use of the Prometheus stack for monitoring
• Fixed errors in naming
• Added codeowner file
• Added md file with results from simple comparison test between Trino in Kube env versus Hive + Spark in Cloudera env
• Removed a bunch of manifest files
• Created chart for creating persistence volumes for HDFS cluster
• Added manifest file for ranchers local path provisioner