Move one space from dbus-execute.c to execute.c

The number of spaces is conserved ;)

src/core/dbus-execute.c

@@ -2150,7 +2150,7 @@ int bus_exec_context_set_transient_property(
 
                 m = exec_keyring_mode_from_string(s);
                 if (m < 0)
-                        return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid key ring mode");
+                        return sd_bus_error_setf(error, SD_BUS_ERROR_INVALID_ARGS, "Invalid keyring mode");
 
                 if (mode != UNIT_CHECK) {
                         c->keyring_mode = m;

src/core/execute.c

@@ -2270,7 +2270,7 @@ static int setup_keyring(
                         if (setregid(saved_gid, -1) < 0)
                                 return log_error_errno(errno, "Failed to change GID back for user keyring: %m");
                 }
-       }
+        }
 
         return 0;
 }