Pared-down SLURM submitter for non-XENON useage

[kdund]

This moves the XENONnT midway slurm submitter to rcc_slurm and makes a new (copy-pasted from the old with bits removed) slurm submitter
addresses #235

[coveralls]

Pull Request Test Coverage Report for Build 13012336646

Details

• 0 of 51 (0.0%) changed or added relevant lines in 1 file are covered.
• 1 unchanged line in 1 file lost coverage.
• Overall coverage decreased (-2.4%) to 87.263%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
alea/submitters/rcc_slurm.py	0	51	0.0%

Files with Coverage Reduction	New Missed Lines	%
alea/model.py	1	85.95%

Totals
Change from base Build 12280291308:	-2.4%
Covered Lines:	1706
Relevant Lines:	1955

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💛 - Coveralls