PUBLIC: [p4-constraints] Expose and change the return of ParseP4RTInteger from StatusOr to Integer.
Since ParseP4RTInteger cannot return an error, we modified ParseP4RTInteger to return Integer instead of StatusOr. We made ParseP4RTInteger public so that we can add a test for ParseP4RTInteger.
PUBLIC: [p4-constraints] Expose and change the return of ParseP4RTInteger from StatusOr to Integer.
Since ParseP4RTInteger cannot return an error, we modified ParseP4RTInteger to return Integer instead of StatusOr. We made ParseP4RTInteger public so that we can add a test for ParseP4RTInteger.