avoid conversion from ENodeTerm to ENodeLiteral

[emaibb]

No description provided.

[codecov-commenter]

Codecov Report

Merging #85 (7287a34) into master (3b6b115) will decrease coverage by 0.00%.
The diff coverage is 80.00%.

@@            Coverage Diff             @@
##           master      #85      +/-   ##
==========================================
- Coverage   76.58%   76.57%   -0.01%     
==========================================
  Files          15       15              
  Lines        1439     1443       +4     
==========================================
+ Hits         1102     1105       +3     
- Misses        337      338       +1     

Impacted Files	Coverage Δ
src/EGraphs/ematch.jl	91.60% <80.00%> (-0.53%)	⬇️

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[0x0f0f0f]

thanks!