Deprecating SLURM_JOB_NODELIST in chpl_launchcmd
Deprecating SLURM_JOB_NODELIST in chpl_launchcmd

This is no longer a valid slurm env var, instead we now pass the nodelist
directly to our launcher by passing down CHPL_LAUNCHCMD_HOSTLIST with the newly
added --nodelist flag

hildeth/chapel,CoryMcCartan/chapel,chizarlicious/chapel,chizarlicious/chapel,hildeth/chapel,CoryMcCartan/chapel,chizarlicious/chapel,CoryMcCartan/chapel,chizarlicious/chapel,CoryMcCartan/chapel,hildeth/chapel,CoryMcCartan/chapel,hildeth/chapel,chizarlicious/chapel,chizarlicious/chapel,hildeth/chapel,hildeth/chapel,CoryMcCartan/chapel,CoryMcCartan/chapel,hildeth/chapel,chizarlicious/chapel