Update pytest requirement from ~=8.1 to ~=8.3 in /package (#2065)

package/test_requirements.txt

@@ -15,7 +15,7 @@ moto~=5.0.9
 psutil==5.9.6  # same as Kedro for now
 pylint~=3.2
 pylint-pydantic>=0.3.0
-pytest~=8.1
+pytest~=8.3
 pytest-asyncio~=0.21
 pytest-mock~=3.14
 pytest-cov~=5.0