Update casaos-install.sh

tweak

install/casaos-install.sh

@@ -32,10 +32,7 @@ echo -e '{\n  "storage-driver": "fuse-overlayfs",\n  "log-driver": "journald"\n}
 else
 echo -e '{\n  "log-driver": "journald"\n}' > /etc/docker/daemon.json
 fi
-wget -q https://get.casaos.io/v0.4.1
-chmod +x v0.4.1
-$STD ./v0.4.1
-rm v0.4.1
+$STD bash <(curl -fsSL https://get.casaos.io/v0.4.1)
 msg_ok "Installed CasaOS"
 
 motd_ssh