Update check-release.yml

[afshin]

Fix link check regular expression

[codecov-commenter]

Codecov Report

Merging #88 (04c3aa2) into master (84235d3) will decrease coverage by 2.55%.
The diff coverage is 66.66%.

@@            Coverage Diff             @@
##           master      #88      +/-   ##
==========================================
- Coverage   87.83%   85.27%   -2.56%     
==========================================
  Files          15       16       +1     
  Lines        1759     1915     +156     
  Branches      213      241      +28     
==========================================
+ Hits         1545     1633      +88     
- Misses        134      191      +57     
- Partials       80       91      +11     

Impacted Files	Coverage Δ
jupyter_releaser/actions/draft_release.py	0.00% <0.00%> (ø)
jupyter_releaser/lib.py	74.28% <54.54%> (-0.43%)	⬇️
jupyter_releaser/util.py	69.87% <55.55%> (-12.32%)	⬇️
jupyter_releaser/tee.py	82.05% <82.05%> (ø)
jupyter_releaser/tests/test_cli.py	96.54% <82.75%> (-1.11%)	⬇️
jupyter_releaser/__init__.py	100.00% <100.00%> (ø)
jupyter_releaser/cli.py	92.59% <100.00%> (+0.21%)	⬆️
jupyter_releaser/tests/test_functions.py	100.00% <100.00%> (ø)

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 3588ddb...04c3aa2. Read the comment docs.

[blink1073]

Thanks!