Update Dockerfile

Dockerfile

@@ -23,7 +23,7 @@ RUN mkdir $STEAMCMD_DIR
 RUN mkdir $SERVER_DIR
 RUN useradd -d $DATA_DIR -s /bin/bash --uid $UID --gid $GID steam
 RUN chown -R steam $DATA_DIR
-RUN mkdir -p ~/".local/share/Arma 3" && mkdir -p ~/".local/share/Arma 3 - Other Profiles"
+RUN mkdir -p $DATA_DIR/".local/share/Arma 3" && mkdir -p $DATA_DIR/".local/share/Arma 3 - Other Profiles"
 
 RUN ulimit -n 2048