Setting the page number in any of RBAC's main tables shows either: An entirely empty page, or the same page it was already on with an incorrect number of entities displayed in the pagination.

Steps to reproduce:
1. Log in to c.rh.c and navigate to IAM
2. Go to any of the major entities table pages, being Users, Roles, or Groups
3. In the URL, set the page to a value greater than is possible based on the number of roles one has in the system (1000 typically works as an example)

Expected results:
1. -
2. -
3. The table should default to showing the first page when the page value exceeds the maximum

Actual results:
1. -
2. -
3. The table either displays as completely empty, or displays the first page but with an incorrect result count shown in the pagination