Enhancement/add jsdoc

[Jefreesujit]

Pre-Submission Checklist

• Your pull request targets the develop branch of react-context-redux.
• Branch starts with either fix/ or feature/ or enhancement/ (for non code related) (e.g. fix/state-update-issue)
• You have only one commit (if not, squash them into one commit) (Optional).
• All new and existing tests pass the command npm test. Use git commit --amend to amend any fixes (Not needed until test cases are added).

Type of Change

• Small bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds new functionality)
• Breaking change (fix or feature that would change existing functionality)
• Enhancement to any processess or documentation

Checklist:

• Tested changes locally.
• Addressed currently open issue

Closes #XXXXX

Description