OCM-7136 | fix: support create breakglasscredential without optional flags

[chenz4027]

https://issues.redhat.com/browse/OCM-7136

[codecov]

Codecov Report

Attention: Patch coverage is 85.71429% with 1 lines in your changes are missing coverage. Please review.

Project coverage is 21.68%. Comparing base (50a6168) to head (cc0737b).
Report is 10 commits behind head on master.

Files	Patch %	Lines
cmd/create/breakglasscredential/cmd.go	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1897      +/-   ##
==========================================
- Coverage   21.89%   21.68%   -0.21%     
==========================================
  Files         117      117              
  Lines       18929    19312     +383     
==========================================
+ Hits         4144     4188      +44     
- Misses      14471    14810     +339     
  Partials      314      314              

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[robpblake]

/lgtm

[openshift-ci]

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[openshift-ci]

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