chore(package): update handlebar to avoid security vulnerability

[hekike]

• update handlebar to avoid security vulnerability

(Breaks other PRs on Snyk integration)

[codecov-io]

Codecov Report

Merging #497 into master will increase coverage by 0.03%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master     #497      +/-   ##
==========================================
+ Coverage   94.93%   94.97%   +0.03%     
==========================================
  Files         145      145              
  Lines       10195    10110      -85     
  Branches      872      873       +1     
==========================================
- Hits         9679     9602      -77     
+ Misses        516      508       -8

Impacted Files	Coverage Δ
src/zpages-frontend/page-handlers/templates-dir.ts	80% <0%> (-20%)	⬇️
src/common-utils.ts	95.83% <0%> (-0.84%)	⬇️
src/tracecontext-format.ts	96.42% <0%> (-0.19%)	⬇️
test/test-tracecontext-format.ts	99.06% <0%> (-0.04%)	⬇️
src/http-stats.ts	100% <0%> (ø)	⬆️
src/grpc-stats/client-stats.ts	100% <0%> (ø)	⬆️
src/grpc-stats/common-distributions.ts	100% <0%> (ø)	⬆️
test/test-prometheus-stats.ts	100% <0%> (ø)	⬆️
src/grpc-stats/stats-common.ts	100% <0%> (ø)	⬆️
test/test-detect-resource.ts	99.51% <0%> (+0.37%)	⬆️
... and 4 more

---

Continue to review full report at Codecov.

Legend - Click here to learn more
Δ = absolute <relative> (impact), ø = not affected, ? = missing data
Powered by Codecov. Last update 92edaa9...406174c. Read the comment docs.