Add block filters are broken after upgrade to 0.7

Description

Insert block to a page in 0.6: search, filters and pagination are available

Insert block to a page in 0.7: only 10 blocks to insert

Technical tasks

None

Deployment actions

None

Assignee

Unassigned

External issue ID

None

Client

Integrated Marijn

Min. hours

None

Dev hour estimate

None

Fix versions

Configure