sync: latest libbpf changes from kernel

Syncing latest libbpf commits from kernel repository.
Baseline bpf-next commit:   8f6f41f39348f25db843f2fcb2f1c166b4bfa2d7
Checkpoint bpf-next commit: 43174f0d4597325cb91f1f1f55263eb6e6101036
Baseline bpf commit:        c0d95d3380ee099d735e08618c0d599e72f6c8b0
Checkpoint bpf commit:      c0d95d3380ee099d735e08618c0d599e72f6c8b0

Alan Maguire (1):
  libbpf: Silence uninitialized warning/error in btf_dump_dump_type_data

Hengqi Chen (1):
  libbpf: Support static initialization of BPF_MAP_TYPE_PROG_ARRAY

Tiezhu Yang (1):
  bpf, mips: Fix build errors about __NR_bpf undeclared

 src/bpf.c           |   6 ++
 src/btf_dump.c      |   2 +-
 src/libbpf.c        | 154 ++++++++++++++++++++++++++++++++++----------
 src/skel_internal.h |  10 +++
 4 files changed, 138 insertions(+), 34 deletions(-)

--
2.30.2

CHECKPOINT-COMMIT

@@ -1 +1 @@
-8f6f41f39348f25db843f2fcb2f1c166b4bfa2d7
+43174f0d4597325cb91f1f1f55263eb6e6101036