bug/47864 boards + team planner add existing autocompleter should respect the current project filter include projects

[wielinde]

https://community.openproject.org/projects/openproject/work_packages/47864

• Use typeahead filter for adding existing cards to board
• Respect project filter in autocompleter while adding existing cards to board
• Prioritize latest updated WPs for autocompleter while adding existing cards to board
• WP ID filter should allow IDs outside from current project and its subprojects, e.g. when combined with project filter