Configure git "safe.directory=*" globally as it doesn't seem to work as a system setting

Dockerfile

@@ -122,6 +122,8 @@ RUN echo 'hosts: files dns' > /etc/nsswitch.conf && \
     \
     composer selfupdate && \
     \
+    git config --global --add safe.directory * && \
+    \
     ln -sf /usr/local/bin/ahoy /usr/local/bin/a && \
     ln -sf /usr/local/bin/composer /usr/local/bin/c && \
     ln -sf /usr/local/bin/docker-compose /usr/local/bin/d-c && \