fix(security): sanitize timezone parameter value to prevent code injection

[sidorares]

No description provided.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 90.32%. Comparing base (e3391ed) to head (21f6344).
Report is 1 commits behind head on master.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #2608   +/-   ##
=======================================
  Coverage   90.32%   90.32%           
=======================================
  Files          71       71           
  Lines       15727    15727           
  Branches     1339     1339           
=======================================
  Hits        14206    14206           
  Misses       1521     1521           

Flag	Coverage Δ
compression-0	90.32% <100.00%> (ø)
compression-1	90.32% <100.00%> (ø)
tls-0	89.85% <100.00%> (ø)
tls-1	90.15% <100.00%> (ø)

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[wellwelwel]

All the examples I had stopped working 🔐