Change age filter to have ranges instead of a dropdown

I've not styled this as I think we're about to do a bit of a tidy-up for the other filters

assigned to @decentral1se

changed title from Change age filter have ranges instead of a dropdown to Change age filter to have ranges instead of a dropdown

added 12 commits

• 28f78a8f...f9f6cfe4 - 11 commits from branch staging
• 5b0568c1 - Merge branch 'staging' into filter-age-from-to

Compare with previous version

enabled an automatic merge when the pipeline for 5b0568c1 succeeds

merged

mentioned in commit 6801b4f7