[fix] Ensure we check deepspeed/sharded in multinode DDP

[SeanNaren]

What does this PR do?

Fix a user bug where when sharded is selected, we hard crash saying to select a support distributed type. Sharded is a valid option, modified the check to use properties defined for future proofing.

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[codecov]

Codecov Report

Merging #6297 (298e435) into master (bc577ca) will decrease coverage by 2%.
The diff coverage is 100%.

@@           Coverage Diff           @@
##           master   #6297    +/-   ##
=======================================
- Coverage      93%     91%    -2%     
=======================================
  Files         160     160            
  Lines       11397   11397            
=======================================
- Hits        10638   10371   -267     
- Misses        759    1026   +267