updating data.merfish link to full dataset

[shanaxel42]

No description provided.

[codecov-io]

Codecov Report

Merging #1406 into master will not change coverage.
The diff coverage is 0%.

@@           Coverage Diff           @@
##           master    #1406   +/-   ##
=======================================
  Coverage   89.45%   89.45%           
=======================================
  Files         152      152           
  Lines        5527     5527           
=======================================
  Hits         4944     4944           
  Misses        583      583

Impacted Files	Coverage Δ
starfish/data.py	53.33% <0%> (ø)	⬆️

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[shanaxel42]

@ambrosejcarr said it was cool to merge this