Add more configuration for training and test on Polaris

[WardLT]

Ensures the component test for training works on Polaris, modifies the workflow to add:

• Only using the top MOFs for re-training
• Splitting resources used for simulation and training tasks

[coveralls]

Pull Request Test Coverage Report for Build 8530649227

Details

• 51 of 53 (96.23%) changed or added relevant lines in 3 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage increased (+0.2%) to 41.849%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
mofa/hpc/config.py	44	46	95.65%
<!--	Total:	51	53	96.23%	-->

Totals
Change from base Build 8527795435:	0.2%
Covered Lines:	4218
Relevant Lines:	10079

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💛 - Coveralls