lint %<>% in assignment_linter

[MichaelChirico]

Part of #2008

[codecov-commenter]

Codecov Report

Merging #2020 (2fb3335) into main (fed901a) will increase coverage by 0.00%.
The diff coverage is 100.00%.

❗ Current head 2fb3335 differs from pull request most recent head 49394e7. Consider uploading reports for the commit 49394e7 to get more accurate results

@@           Coverage Diff           @@
##             main    #2020   +/-   ##
=======================================
  Coverage   98.56%   98.56%           
=======================================
  Files         113      113           
  Lines        5003     5006    +3     
=======================================
+ Hits         4931     4934    +3     
  Misses         72       72           

Files Changed	Coverage Δ
R/assignment_linter.R	100.00% <100.00%> (ø)

[MichaelChirico]

Hmm I think I made a mistake, I want to add more tests since it wasn't caught. If multiple assignments generate lints the message will be garbled in some cases IINM.

[IndrajeetPatil]

Hmm, there also seems to be some link rot.