Fix typo in bug report template (#17178)

* Fix typo

* Force rerun workflows
Co-authored-by: Felix Marty <felix@huggingface.co>

.github/ISSUE_TEMPLATE/bug-report.yml

 name: "\U0001F41B Bug Report"
-description: Submit a bug report to help us import transformers
+description: Submit a bug report to help us improve transformers
 labels: [ "bug" ]
 body:
   - type: textarea