Updated information about partition key collisions

[gauravsaini-ms]

Updated documentation about partition key collisions. Including information about using large partition keys to avoid 403's because of collisions.

[prmerger-automator]

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[learn-build-service-prod]

Learn Build status updates of commit c5ebe55:

⚠️ Validation status: warnings

File	Status	Preview URL	Details
articles/cosmos-db/nosql/troubleshooting-conflict.md	⚠️Warning		Details
articles/cosmos-db/large-partition-keys.md	✅Succeeded

articles/cosmos-db/nosql/troubleshooting-conflict.md

• Line 27, Column 222: [Warning: file-not-found - See documentation] Invalid file link: '../../container-copy.md'.

For more details, please refer to the build report.

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