bcc/libbpf-tools: Fix user probe read references of execsnoop
bcc/libbpf-tools: Fix user probe read references of execsnoop

Signed-off-by: Kenta Tada <bfcbc6141feda87cbc58e846dfb8f4969098b30b@sony.com>

iovisor/bcc,brendangregg/bcc,brendangregg/bcc,iovisor/bcc,brendangregg/bcc,iovisor/bcc,iovisor/bcc,iovisor/bcc,brendangregg/bcc,brendangregg/bcc