OSV-2023-1201 Negative-size-param in pcpp::RawPacket::insertData

OSS-Fuzz report: https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=64418 Crash type: Negative-size-param Crash state: pcpp::RawPacket::insertData pcpp::Packet::extendLayer pcpp::BgpUpdateMessageLayer::setNetworkLayerReachabilityInfo...