BPF_ANNOTATE_KV_PAIR is used by libbpf to associate each map with its BTF information. This is ignored for programs compiled without BTF information. Bug: 203823368 Test: build & boot; confirm all bpf progs load successfully Test: compile time_in_state.o with -g; confirm BTF is loaded Signed-off-by: Connor O'Brien <connoro@google.com> Change-Id: I45f294945d48106d39d1d105ac4f49311459a19d