Remove coverage of empty functions from report

[turbolent]

• Targeted PR against master branch
• Linked to Github issue with discussion and accepted design OR link to spec that describes this work
• Code follows the standards mentioned here
• Updated relevant documentation
• Re-reviewed Files changed in the Github PR explorer
• Added appropriate labels

[codecov-commenter]

Codecov Report

Merging #944 (e380188) into master (a0332c6) will increase coverage by 0.00%.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #944   +/-   ##
=======================================
  Coverage   74.05%   74.05%           
=======================================
  Files         269      269           
  Lines       33074    33074           
=======================================
+ Hits        24492    24494    +2     
+ Misses       7453     7452    -1     
+ Partials     1129     1128    -1     

Flag	Coverage Δ
unittests	74.05% <ø> (+<0.01%)	⬆️

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

Impacted Files	Coverage Δ
runtime/runtime_storage.go	87.87% <0.00%> (+1.01%)	⬆️

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[turbolent]

Looks like Codecov did this already, I'll merge anyways