Check for IPSEC_TUNNELS feature before running CTS tests

If tunnel feature does is not present, skip tests.

Bug: 117183273
Test: This
Change-Id: I62fcc2cbca8bf3d2b70da5646303a7059a0df663
Merged-In: I62fcc2cbca8bf3d2b70da5646303a7059a0df663
(cherry picked from commit 698c99fcf03a4e1afb028ac66852140762a7f2b1)
1 file changed
tree: d9c65f658dab6fb53d6e5458d9317bca66941ee8
  1. tests/