Add package for compile c plus plus file

Author: 54shady

x86/bpf/Dockerfile

@@ -16,4 +16,4 @@ RUN DEBIAN_FRONTEND=noninteractive apt-get update && \
 	apt-get -y --no-install-recommends install libncurses-dev gawk flex \
 		bison openssl libssl-dev dkms \
         libelf-dev libudev-dev libpci-dev libiberty-dev autoconf llvm libcap2-dev \
-		rsync bc $LAYOUTTOOL git clang binutils-dev dpkg-dev
+		rsync bc $LAYOUTTOOL git clang binutils-dev dpkg-dev g++