add --validate option for buildtest build

[Xiangs18]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 50.00000% with 3 lines in your changes are missing coverage. Please review.

Project coverage is 34.24%. Comparing base (2d1d74a) to head (75b94ac).
Report is 10 commits behind head on devel.

Files	Patch %	Lines
buildtest/cli/build.py	60.00%	2 Missing ⚠️
buildtest/cli/show.py	0.00%	1 Missing ⚠️

Additional details and impacted files

@@             Coverage Diff             @@
##            devel    #1729       +/-   ##
===========================================
- Coverage   80.81%   34.24%   -46.58%     
===========================================
  Files          57       57               
  Lines        6432     6341       -91     
===========================================
- Hits         5198     2171     -3027     
- Misses       1234     4170     +2936     

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[Xiangs18]

You probably need to update this link: https://www.alcf.anl.gov/support-center/theta to pass urls check. Now is 404

[shahzebsiddiqui]

great job @Xiangs18 i took a look and this looks acceptable to merge. I dont think i have any issues yet. Let me check codecov to see if testing looks fine.

[shahzebsiddiqui]

You probably need to update this link: https://www.alcf.anl.gov/support-center/theta to pass urls check. Now is 404

Let's go ahead and remove the link.