feat: Replace gcc-multilib with g++ multilib

storage/ubuntu-tiger/Dockerfile

@@ -3,7 +3,7 @@ FROM        --platform=$TARGETOS/$TARGETARCH ubuntu:22.04
 LABEL       author="Aurélien Delval-Carbonne" maintainer="[email protected]"
 
 RUN 		apt update -y \
-      		&& apt install -y build-essential gcc-multilib git python-is-python3 \
+      		&& apt install -y build-essential git g++-multilib python-is-python3 \
   			&& apt install -y autoconf automake bison clang clang-format doxygen libboost-dev libboost-graph-dev libboost-program-options-dev libboost-system-dev libtool \
       	    && git clone https://github.com/Genivia/RE-flex.git \
       		&& cd RE-flex \