Add template field types for the rest of the Collabora form types

[elzody]

This issue is meant for tracking the addition of the rest of the form types you can make in Collabora:

📡 Tracking

• ~~Rich text~~ Already done with introduction of template filling
• ~~Checkboxes~~ (nextcloud/server#47290, nextcloud/richdocuments#3919)
• Pictures
• Dropdown lists
• Dates