fix: changed the description for chart types, written update sql scripts

[prakash100198]

Description

Changed description for charts for all the chart type in the base deployment template (Cronjob and Job, Rollout Deployment, Knative and Deployment). Written sql scripts for updating the chart types description.

Fixes #

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Provide instructions so we can reproduce. Please also list any relevant details for your test configuration

• I tested the scripts running locally in postgres multiple times.
• Tested the changes in demo1 postgers pod.

Checklist:

• The title of the PR states what changed and the related issues number (used for the release note).
• Does this PR requires documentation updates?
• I've updated documentation as required by this PR.
• I have performed a self-review of my own code.
• I have commented my code, particularly in hard-to-understand areas.
• I have tested it for all user roles.
• I have added all the required unit/api test cases.

Does this PR introduce a user-facing change?