feat: add option to enable rdma capability

[dsharma-dc]

Description

Allows to enable rdma on Mayastor during installation

Motivation and Context

This is a new feature control and helps users who are looking to leverage the RDMA capabilities of their RNICs with Mayastor.

Regression

No

How Has This Been Tested?

Tested by setting the fields to various valid and invalid values via helm chart and see if it gets updated in relevant daemonset.

Types of changes

• [ ] Bug fix (non-breaking change which fixes an issue)
• [x] New feature (non-breaking change which adds functionality)
• [ ] Breaking change (fix or feature that would cause existing functionality to change)

Checklist:

• [x] My code follows the code style of this project.
• [x] My change requires a change to the documentation.
• [ ] I have updated the documentation accordingly.
• [ ] I have added unit tests to cover my changes.