new BpfMap<> - remove spurious generic type arguments am: 3863c094f3

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2924831

Change-Id: I8e6d2d0e71496ab9b17c5a27b8d0bcaf59f7d163
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>