Renovate: Ungroup next updates, easier to address code changes per package.

[bryanculver]

Closes: #DNE

What's Changed

• Dropped grouping of updates targeting next to make it easier to decline individual updates as well as address code changes an update may require

TODO

• Explanation of Change(s)
• NA Attached Screenshots, Payload Example
• NA Unit, Integration Tests
• NA Documentation Updates (when adding/changing features)
• NA Example Plugin Updates (when adding/changing features)
• NA Outline Remaining Work, Constraints from Design

[glennmatthews]

To the extent of my limited understanding of Renovate configs, this looks reasonable. :-)