Update schema dependency version (aws#4540)

* Update schema dependency version

Update schema package to force the version to be 0.7.5 to avoid test failures

* Add new line to fix codestyle failure

Author: zhaoqizqwang

requirements/extras/test_requirements.txt

@@ -34,3 +34,5 @@ tritonclient[http]<2.37.0
 onnx==1.14.1
 # tf2onnx==1.15.1
 nbformat>=5.9,<6
+accelerate>=0.24.1,<=0.27.0
+schema==0.7.5