Fix flag for state location of obfsvpn

conf/services.d/obfsvpn-server/run

 #!/bin/sh
 
 echo "Starting obfsvpn"
-exec /usr/local/bin/obfsvpn-server -addr ${LHOST}:${OBFSPORT} -vpn ${RHOST}:${RPORT} -state /srv/leap/obfsvpn-server -c /srv/leap/shapeshifter-state/obfs4_state.json
+exec /usr/local/bin/obfsvpn-server -addr ${LHOST}:${OBFSPORT} -vpn ${RHOST}:${RPORT} -state /srv/leap/shapeshifter-state -c /srv/leap/shapeshifter-state/obfs4_state.json