This commit removes the test_igmpv3_general_query_offload() test
logic. This test fails on user builds because they run on non-rootable
devices, preventing the necessary test operations.
Additionally, the APF counter check logic is removed as it was causing
test flakiness and instability.
Bug: 406570694
Test: TH
Flag: EXEMPT test only change
Change-Id: I9f2f32c49737721e537d578d6df41d4062d0684f