build: set correct src path for template

[JustinBeckwith]

No description provided.

[nolanmar511]

LGTM pending presubmit tests.

[codecov]

Codecov Report

Merging #508 into master will decrease coverage by 3.71%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #508      +/-   ##
==========================================
- Coverage   76.57%   72.86%   -3.72%     
==========================================
  Files           7        7              
  Lines         269      269              
  Branches       56       56              
==========================================
- Hits          206      196      -10     
- Misses         48       58      +10     
  Partials       15       15

Impacted Files	Coverage Δ
.jsdoc.js	0% <ø> (ø)	⬆️
ts/src/profiler.ts	84.9% <0%> (-4.41%)	⬇️
ts/src/index.ts	56.52% <0%> (-3.27%)	⬇️

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