[automerger skipped] [NFC] Move MTE mode settings to a product variable. am: 4c2e8e9be2 -s ours am: 26ef810e6a -s ours am: fcc4872b6e -s ours am: dcdd8aef87 -s ours

am skip reason: Merged-In Ia894b5c70dd846d1a34a7e9ada4dc1442d5f53fb with SHA-1 14c4d09445 is already in history

Original change: https://googleplex-android-review.googlesource.com/c/platform/external/iptables/+/23716874

Change-Id: I2cb6bb121566d088ba06512e3d74b5652260de55
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>