Add filtering by police station

[cnagadya]

Description

Add filtering by police station one is detained at. The intersectionality between category and police station proved to be non trivial so ended up going with radio buttons to make it an either or situation

Type of Change

Please delete options that are not relevant.

• [x] New feature (non-breaking change which adds functionality)

Testing Checklist

• [x] My changes generate no new warnings

Screenshots / Recordings (if applicable)

Please add any screenshots that demonstrate the changes made.

[skapeyi]

@kaybrian could you test this please