[Parse incomplete chunks 3/9] Add `ChunkInfo` metadata to DS buffer to record (un)filled gap locations #1556

Job	Run time
env-protect-setup	7s
authorize	1s
get-dev-image / get-image	4s
generate-matrix	3m 31s
clang-tidy	7m 30s
code-coverage	0s
build-and-test (BPF opt (4.14.254), kvm, --config=qemu-bpf --compilation_mode=opt --//bazel/test_...	4m 18s
build-and-test (BPF opt (6.1.18), kvm, --config=qemu-bpf --compilation_mode=opt --//bazel/test_ru...	4m 13s
build-and-test (Clang opt + UI, nokvm, --config=clang --compilation_mode=opt, bazel_buildables_cl...	6m 25s
build-and-test (Clang debug, nokvm, --config=clang --compilation_mode=dbg, bazel_buildables_clang...	3m 42s
build-and-test (ASAN, nokvm, --config=asan --compilation_mode=dbg, bazel_buildables_sanitizer, ba...	4m 38s
build-and-test (TSAN, nokvm, --config=tsan --compilation_mode=dbg, bazel_buildables_sanitizer, ba...	4m 18s
build-and-test (GCC opt, nokvm, --config=gcc --compilation_mode=opt, bazel_buildables_gcc_opt, ba...	4m 23s
build-and-test (Go race detector, nokvm, --config=go_race --compilation_mode=opt, bazel_buildable...	2m 54s
build-and-test-status	1s
	46m 5s

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