MAINT: Fix missing python3 binary on CircleCI build job step

[oesteban]

No description provided.

[pull-assistant]

Best reviewed: commit by commit

---

Optimal code review plan

     chore: Fix missing python3 binary on CircleCI build job step

Powered by Pull Assistant. Last update efc8915 ... efc8915. Read the comment docs.

[codecov-io]

Codecov Report

Merging #85 into master will decrease coverage by 0.08%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master      #85      +/-   ##
==========================================
- Coverage   98.95%   98.86%   -0.09%     
==========================================
  Files          12       12              
  Lines        1050     1059       +9     
  Branches      135      135              
==========================================
+ Hits         1039     1047       +8     
  Misses          6        6              
- Partials        5        6       +1     

Flag	Coverage Δ
#unittests	98.86% <100.00%> (-0.09%)	⬇️

Impacted Files	Coverage Δ
nitransforms/__init__.py	100.00% <100.00%> (ø)
nitransforms/base.py	98.64% <0.00%> (-0.68%)	⬇️

---

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 d2bf44a...efc8915. Read the comment docs.