Add arithmetic opcodes

[jingyi2811]

What kind of PR is this?:
/kind feature

What this PR does / why we need it:
Adds arithmetic opcodes mentioned in #107

Which issue(s) does this PR fixes?:
Fixes missing opcodes in #107

Additional comments?:

[codeclimate]

Code Climate has analyzed commit 44825f5 and detected 0 issues on this pull request.

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[github-actions]

size-limit report 📦

Path	Size	Loading time (3g)	Running time (snapdragon)	Total time
packages/jellyfish/dist/index.umd.js	21.86 KB (0%)	438 ms (0%)	196 ms (-5.35% 🔽)	633 ms

[codecov]

Codecov Report

Merging #512 (44825f5) into main (25bc6da) will increase coverage by 0.07%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##             main     #512      +/-   ##
==========================================
+ Coverage   97.35%   97.42%   +0.07%     
==========================================
  Files         108      109       +1     
  Lines        3101     3187      +86     
  Branches      385      385              
==========================================
+ Hits         3019     3105      +86     
  Misses         82       82              

Impacted Files	Coverage Δ
...ges/jellyfish-transaction/src/script/arithmetic.ts	100.00% <100.00%> (ø)
packages/jellyfish-transaction/src/script/index.ts	100.00% <100.00%> (ø)
...ckages/jellyfish-transaction/src/script/mapping.ts	96.77% <100.00%> (+0.03%)	⬆️
packages/jellyfish-api-core/src/category/spv.ts	100.00% <0.00%> (ø)

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