NIFI-11147: Query all fields in QuerySalesforceObject

[Lehel44]

Summary

NIFI-11147

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  • JDK 11
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[krisztina-zsihovszki]

Thank you @Lehel44 for this improvement, checked with BusinessBrand object, it works fine, returns all the fields.
Added just minor comments to the PR.

[mattyb149]

+1 LGTM, verified the property is now optional and leaving it empty causes all available fields to be queried. Thanks for the improvement! Merging to main