Merge "iptables: update METADATA & config.h" into main am: 1b1747b411

Original change: https://android-review.googlesource.com/c/platform/external/iptables/+/3525255

Change-Id: I2a4b536b54cbf73980b00083d914c87dca5d0b17
Signed-off-by: Automerger Merge Worker <[email protected]>