Issue 414: ordering & method of specifying procs in collectives clarified

[dsolt]

… clarified

Signed-off-by: David Solt dsolt@us.ibm.com

[jjhursey]

PMIx ASC 4Q 2023 Meeting

• Passed first vote: 9 yes / 0 no / 0 abstain
• Can be presented for a second vote during the 1Q 2024 meeting

[abouteiller]

PMIx ASC 2024Q1 Meeting

Passed first vote: 9 yes / 0 no / 0 abstain Accepted as provisional (including ca67509).

[abouteiller]

@pmix/asc-release-managers ready to merge