Add registrar id filter to admin.

Codecov Report

Merging #3338 (5aae9c2) into develop (60a868f) will decrease coverage by 0.04%. The diff coverage is 60.00%.

:exclamation: Current head 5aae9c2 differs from pull request most recent head 5c8bc61. Consider uploading reports for the commit 5c8bc61 to get more accurate results

@@             Coverage Diff             @@
##           develop    #3338      +/-   ##
===========================================
- Coverage    70.06%   70.03%   -0.04%     
===========================================
  Files           55       55              
  Lines         7029     7041      +12     
===========================================
+ Hits          4925     4931       +6     
- Misses        2104     2110       +6

Impacted Files	Coverage Δ
perma_web/perma/admin.py	`86.19% <60.00%> (-1.09%)`	:arrow_down:

harvard-lil / perma

Add registrar id filter to admin. #3338

Codecov Report