fix: change LoopComponent data input to DataFrame type and update display name (#8297)

* Update loop.py

* [autofix.ci] apply automated fixes

* Update loop-component.spec.ts

* change dataframe input name to inputs

* [autofix.ci] apply automated fixes

* 🐛 (typescript_test.yml): increase the maximum shard count to 40 to improve test distribution and efficiency

* 🔧 (typescript_test.yml): adjust optimal shard count calculation to use a maximum of 10 shards instead of 40 for better test distribution
🐛 (loop-component.spec.ts): fix getByTestId selector to match the updated element ID for testing purposes

---------

Co-authored-by: autofix-ci[bot] <114827586+autofix-ci[bot]@users.noreply.github.com>
Co-authored-by: Yuqi Tang <yuqi.tang@datastax.com>
Co-authored-by: cristhianzl <cristhian.lousa@gmail.com>

src/frontend/tests/extended/features/loop-component.spec.ts

@@ -132,7 +132,7 @@ test(
       .first()
       .click();
     await page
-      .getByTestId("handle-loopcomponent-shownode-data or dataframe-left")
+      .getByTestId("handle-loopcomponent-shownode-inputs-left")
       .first()
       .click();