Remove unused link from CHANGELOG.md

[jwodder]

But also, cause a release.

[codecov]

Codecov Report

Merging #266 into master will decrease coverage by 10.22%.
The diff coverage is n/a.

@@             Coverage Diff             @@
##           master     #266       +/-   ##
===========================================
- Coverage   81.02%   70.79%   -10.23%     
===========================================
  Files          52       52               
  Lines        4363     4363               
===========================================
- Hits         3535     3089      -446     
- Misses        828     1274      +446     

Flag	Coverage Δ
unittests	70.79% <ø> (-10.23%)	⬇️

Flags with carried forward coverage won't be shown. Click here to find out more.

Impacted Files	Coverage Δ
dandi/tests/test_girder.py	20.00% <0.00%> (-80.00%)	⬇️
dandi/tests/test_upload.py	21.42% <0.00%> (-78.58%)	⬇️
dandi/upload.py	3.25% <0.00%> (-67.89%)	⬇️
dandi/support/generatorify.py	0.00% <0.00%> (-64.37%)	⬇️
dandi/tests/test_register.py	41.17% <0.00%> (-58.83%)	⬇️
dandi/register.py	33.33% <0.00%> (-40.75%)	⬇️
dandi/tests/fixtures.py	71.92% <0.00%> (-24.57%)	⬇️
dandi/girder.py	65.34% <0.00%> (-16.77%)	⬇️
dandi/dandiset.py	79.36% <0.00%> (-9.53%)	⬇️
dandi/utils.py	69.84% <0.00%> (-5.35%)	⬇️
... and 1 more

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