Fix typo

setup/mk.sh

 eecc() {
     ffoom init_path >& /dev/null \
         || die "-----" \
-               "fastfood not installed or ffoom is not available for $(id -un)." \
+               "fastfoo not installed or ffoom is not available for $(id -un)." \
                "In the latter case try running (only) \`make\` under normal" \
                "user and repeating the \`make install\` again." \
                "-----"