Update recommended plugins

[samvloeberghs]

• updated link to renamed plugins
• added render plugin by @d-koppenhagen

PR Checklist

Please check if your PR fulfills the following requirements:

• The commit message follows our guidelines: https://github.com/scullyio/scully/blob/master/CONTRIBUTING.md#commit
• Tests for the changes have been added (for bug fixes / features)
• Docs have been added / updated (for bug fixes / features)

PR Type

What kind of change does this PR introduce?

• Bugfix
• Feature
• Code style update (formatting, local variables)
• Refactoring (no functional changes, no api changes)
• Other... Please describe:
  Documentation update

Does this PR introduce a breaking change?

• Yes
• No

Other information