Insights - Adds Admin users to Edit, Update or Delete any dashboards

[srivishnua-lambdatest]

This pull request includes updates to the documentation for the analytics dashboard features. The changes enhance the clarity and detail of the feature descriptions.

Documentation updates:

• Updated the summary of the feature to specify that the dashboard visibility can be changed to be accessible only to the admin user and the creator of the dashboard, providing better control over who can view and interact with the dashboard.
• Added a new section summarizing the feature that allows the admin user to access, view, edit, and manage all dashboards created by organization users.