GitLab

* [21737][T5]: Fix gradient checkpoint bug

* [21737][T5]: Fix gradient checkpoint bug

* [21737][T5]: Fix gradient checkpoint bug

* Update src/transformers/models/mt5/modeling_mt5.py

* Update src/transformers/models/t5/modeling_t5.py

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Co-authored-by: njindal <njindal@adobe.com>
Co-authored-by: Joao Gante <joaofranciscocardosogante@gmail.com>