Fix: Unable to save passwordless certificate

[dpwatrous]

Fixes #10696725

[codecov]

Codecov Report

Merging #2379 (4cc05c8) into master (b32f4e2) will increase coverage by 0.01%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master    #2379      +/-   ##
==========================================
+ Coverage   65.24%   65.25%   +0.01%     
==========================================
  Files         903      903              
  Lines       26024    26024              
  Branches     5115     5115              
==========================================
+ Hits        16979    16983       +4     
+ Misses       9045     9041       -4     

Impacted Files	Coverage Δ
...ces/azure-batch/certificate/certificate.service.ts	75.28% <100.00%> (+4.49%)	⬆️

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[cRui861]

Fixes #2420