#2806 created getUpcomingWorkPackages util

[Jalen1]

Changes

Added a function in work-package utils that, when given an array of work packages, returns upcoming work packages (start date within 2 weeks).

Notes

• Used a filter that kept work packages whose startDate value was between the current date and 2 weeks after the current date, inclusive.

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Closes #2806

[vsp05]

Looks good to me! @walker-sean should we write tests for this or is it fine?