Add literal.rs multiply

[heej-ng]

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[codecov-commenter]

Codecov Report

Merging #411 (a284d1d) into main (186b689) will increase coverage by 0.05%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #411      +/-   ##
==========================================
+ Coverage   90.39%   90.45%   +0.05%     
==========================================
  Files         144      144              
  Lines        8539     8549      +10     
==========================================
+ Hits         7719     7733      +14     
+ Misses        820      816       -4     

Impacted Files	Coverage Δ
src/data/literal.rs	85.77% <100.00%> (+2.36%)	⬆️

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