chore: add shebang to build.sh to specify bash as the interpreter

[assafmo]

the [[ command isn't available on e.g. zsh

[changeset-bot]

⚠️ No Changeset found

Latest commit: 6392d9b

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 0.00%. Comparing base (94e6ca2) to head (6392d9b).
Report is 2 commits behind head on main.

Additional details and impacted files

@@          Coverage Diff          @@
##            main   #4066   +/-   ##
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  Coverage   0.00%   0.00%           
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  Files          1       1           
  Lines         14      14           
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  Misses        14      14           

Components	Coverage Δ
core	∅ <ø> (∅)
hooks	∅ <ø> (∅)
isms	∅ <ø> (∅)
token	∅ <ø> (∅)
middlewares	∅ <ø> (∅)

[tkporter]

thanks 🙏