fix(router): wrong job order keys used in batching job order logic

[atzoum]

Description

The destinationID was not taken into consideration in router's job ordering logic when doing batching, which caused invalid state to be captured in barriers.

Notion Ticket

Link

Security

• The code changed/added as part of this pull request won't create any security issues with how the software is being used.

[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (release/1.6.x@1dbe505). Click here to learn what that means.
Patch has no changes to coverable lines.

Additional details and impacted files

@@               Coverage Diff                @@
##             release/1.6.x    #3019   +/-   ##
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  Coverage                 ?   52.84%           
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  Files                    ?      338           
  Lines                    ?    52127           
  Branches                 ?        0           
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  Hits                     ?    27546           
  Misses                   ?    22970           
  Partials                 ?     1611           

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