[template/angular] [follow-up] Prevent client-side dictionary API call when SSR data is available

[illiakovalenko]

• [x] This PR follows the Contribution Guide
• [x] Changelog updated
• [x] Upgrade guide entry added

Description / Motivation

Follow up to: https://github.com/Sitecore/jss/pull/1930

Testing Details

• [ ] Unit Test Added
• [x] Manual Test/Other (Please elaborate)

Types of changes

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