Cleanup IPsec CTS tests

This commit addresses comments from aosp/963067 and aosp/959617.

No behavioral/functional changes were made, only renames and minor style
nits addressed.

Bug: 72950854
Test: Ran on devices, working
Change-Id: I1702b91e245412f0142e9e47b7fb373b9b4e8126
2 files changed
tree: 2dd87dd7c03d3fa5cb32d0aad7104c773f55b3e3
  1. tests/