Merge "Update SIPHeaderList to inherit SequencedCollection added in OpenJDK 21" into main am: 640e83f19f am: 9f42d45bf1

Original change: https://android-review.googlesource.com/c/platform/external/nist-sip/+/2923598

Change-Id: Ib4346d3376a4881b07b50ca50eb13299c41e0942
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>