sxhkd: stop scope before creating (#2086)

modules/services/sxhkd.nix

@@ -73,6 +73,7 @@ in
     ];
 
     xsession.initExtra = ''
+      systemctl --user stop sxhkd.scope 2> /dev/null || true
       systemd-cat -t sxhkd systemd-run --user --scope -u sxhkd \
         ${cfg.package}/bin/sxhkd ${toString cfg.extraOptions} &
     '';

tests/modules/services/sxhkd/service.nix

@@ -2,8 +2,9 @@
 
 let 
   expectedFileRegex = ''
-      systemd-cat -t sxhkd systemd-run --user --scope -u sxhkd \
-       @sxhkd@/bin/sxhkd -m 1 &
+    systemctl --user stop sxhkd.scope 2> /dev/null || true
+    systemd-cat -t sxhkd systemd-run --user --scope -u sxhkd \
+     @sxhkd@/bin/sxhkd -m 1 &
   '';
 in