Revert "CLOUDSTACK-7044: Portable IP Range test case changes - reading portable ip range from test_data.py file"

This reverts commit 613eb12104af5c27935091127a1a19941f96e336.
Revert "CLOUDSTACK-6992 Test data was passed to test methods.Made code changes to get test data and pass it to test methods. Also reading portable ip config values was not proper in getPortableIpRangeServices method. So corrected it"

This reverts commit dfee7b1456e9490889f93060023555d898bf5ae5.