fix(issue-details): Small page fixes from existing issue details

[leeandher]

• Fixed height for all frames for more uniformity

• Missing stack trace no longer displays as an error, or say's 'unknown'

• Avoid displaying +Infinity% since that is technically right, but kinda useless

[codecov]

Codecov Report

Attention: Patch coverage is 0% with 3 lines in your changes missing coverage. Please review.

✅ All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
.../eventStatisticalDetector/eventRegressionTable.tsx	0.00%	2 Missing ⚠️
...mponents/events/interfaces/noStackTraceMessage.tsx	0.00%	1 Missing ⚠️

Additional details and impacted files

@@           Coverage Diff           @@
##           master   #80918   +/-   ##
=======================================
  Coverage   78.42%   78.42%           
=======================================
  Files        7211     7211           
  Lines      319738   319717   -21     
  Branches    44008    44005    -3     
=======================================
- Hits       250749   250748    -1     
+ Misses      62602    62582   -20     
  Partials     6387     6387