Add zipAll to Align typeclass

[dantb]

No description provided.

[LukaJCB]

This looks great, thanks!

[codecov-io]

Codecov Report

Merging #3372 into master will decrease coverage by <.01%.
The diff coverage is 75%.

@@            Coverage Diff             @@
##           master    #3372      +/-   ##
==========================================
- Coverage   93.33%   93.32%   -0.01%     
==========================================
  Files         378      378              
  Lines        7723     7727       +4     
  Branches      218      216       -2     
==========================================
+ Hits         7208     7211       +3     
- Misses        515      516       +1

Flag	Coverage Δ
#scala_version_212	93.37% <75%> (-0.01%)	⬇️
#scala_version_213	93.1% <75%> (-0.01%)	⬇️

Impacted Files	Coverage Δ
core/src/main/scala/cats/Align.scala	95.23% <75%> (-4.77%)	⬇️

---

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 c494157...f4f436b. Read the comment docs.