Bump version and update CHANGELOG

[ethanwharris]

What does this PR do?

Fixes # (issue)

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[codecov]

Codecov Report

Merging #385 (f3af819) into master (546bb0e) will increase coverage by 0.02%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master     #385      +/-   ##
==========================================
+ Coverage   89.43%   89.45%   +0.02%     
==========================================
  Files          80       80              
  Lines        4192     4192              
==========================================
+ Hits         3749     3750       +1     
+ Misses        443      442       -1     

Flag	Coverage Δ
gpu	?
pytest	?
unittests	89.45% <100.00%> (+0.02%)	⬆️

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

Impacted Files	Coverage Δ
flash/__about__.py	100.00% <100.00%> (ø)
flash/core/data/data_module.py	93.39% <0.00%> (+0.47%)	⬆️

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