variable naming for Distilbert model
Author: robotjellyzone
Pull request: yes

# What does this PR do?
As part of #16051 this PR changes the unpacking of the inputs of TF Distilbert model to use the decorator instead.
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See #16051


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## Who can review?
@Rocketknight1 @gante

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Comments:
_The documentation is not available anymore as the PR was closed or merged._

Awesome 🚀  Can you confirm that the tests have passed locally? :)

Nvm, reread your comment! Merging 👍