DEICH-6415 - TK small fixes

Venter på avklaringer ifm interval velger fra Maria Bagtas. Derfor er requesten i Draft.

DEICH-6415 - Planyo Id dirty fix

DEICH-6415 - Interval end is inclusive

The following components are going to change behaviour thanks to the change:
-PageEdit (aktualitessider)
-EditCampaignContent (kampanjer)
-EditCampaignPublication (kampanjer)
-EditDeviatingOpeningHours (avvikende åpningstider)

The last day of the selected interval is also included in the selected date range.

Closes DEICH-6415