[Platform]: Clean cursor when date filter changes.

[remo87]

[Platform]: Clean cursor when date filter changes.

Description

There was a case when the date filter was updated and the results weren't being shown. This was because the cursor wasn't being cleaned after the filter had changed

Issue: # 2578
Deploy preview: link

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)

How Has This Been Tested?

Please describe the tests that you ran to verify your changes. Provide instructions so we can reproduce.

• Go to cancer disease and change the higher limit to 1800-2 and check that you get the 5 results from the count in the list

Checklist:

• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• Any dependent changes have been merged and published in downstream modules