Fix static analysis failures

src/freedombone-app-xmpp

@@ -771,9 +771,9 @@ function xmpp_create_config {
         echo "    certificate = \"/etc/ssl/certs/xmpp.crt\";" >> /etc/prosody/prosody.cfg.lua
         echo "    key = \"/etc/ssl/private/xmpp.key\";" >> /etc/prosody/prosody.cfg.lua
     fi
-    echo "    curve = $XMPP_ECC_CURVE;" >> /etc/prosody/prosody.cfg.lua
-    echo "    ciphers = $XMPP_CIPHERS;" >> /etc/prosody/prosody.cfg.lua
-    echo '    options = {"no_sslv2", "no_sslv3" };' >> /etc/prosody/prosody.cfg.lua
+    { echo "    curve = $XMPP_ECC_CURVE;";
+      echo "    ciphers = $XMPP_CIPHERS;";
+      echo '    options = {"no_sslv2", "no_sslv3" };'; } >> /etc/prosody/prosody.cfg.lua
     if [ -f "/etc/ssl/certs/${DEFAULT_DOMAIN_NAME}.pem" ]; then
         echo "    dhparam = \"/etc/ssl/certs/${DEFAULT_DOMAIN_NAME}.dhparam\";" >> /etc/prosody/prosody.cfg.lua
     else