Remove selected and shortlisted candiate fields

Remove selected and shortlisted candiate fields from Cosntituency content type
reference -> code4aap/drupal-aap-campiagn#128
delhi site panelizer is modified

For content type Constituency and Candidate Detail panelizer is recreated

reference -> code4aap/drupal-aap-campiagn#128
Change in Selected and shorlisted candidate block

reference -> code4aap/drupal-aap-campiagn#128