Use Custom Blog Patterns for Content Websites' Homepages

[arunshenoy99]

Proposed changes

Story: https://jira.newfold.com/browse/PRESS0-1459

1. Use custom blog patterns for content websites' homepages.
2. Some code improvements to prevent duplication by using a common data retrieval function for hero, menu, and blog patterns.

Preview:

Type of Change

• Bugfix (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 not work as expected)
• Documentation Update (if none of the other choices apply)

Video

Checklist

• I have read the CONTRIBUTING doc
• I have viewed my change in a web-browser
• Linting and tests pass locally with my changes
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation (if appropriate)

Further comments

[arunshenoy99]

Needs to be merged along with: #32