fix: improved nodes coloring by fixing murmur math

[petethepig]

I don't know how this happened but we introduced this bug at some point. I changed it to proper math. E.g see code here

[codecov]

Codecov Report

Merging #1214 (8983eef) into main (e83e482) will decrease coverage by 0.01%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main    #1214      +/-   ##
==========================================
- Coverage   68.89%   68.89%   -0.00%     
==========================================
  Files         100      100              
  Lines        3269     3268       -1     
  Branches      848      849       +1     
==========================================
- Hits         2252     2251       -1     
  Misses       1014     1014              
  Partials        3        3              

Impacted Files	Coverage Δ
...raph/src/FlameGraph/FlameGraphComponent/murmur3.ts	100.00% <100.00%> (ø)
...e-flamegraph/src/FlameGraph/FlameGraphRenderer.tsx	47.80% <0.00%> (ø)

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[github-actions]

size-limit report 📦

Path	Size	Loading time (3g)	Running time (snapdragon)	Total time
webapp/public/assets/app.js	468.65 KB (0%)	9.4 s (0%)	2.1 s (-0.03% 🔽)	11.5 s

[Rperry2174]

looks good