add 2 spaces to borgbackup#9255 warning

Author: MartinKurtz

src/borg/fuse.py

@@ -566,8 +566,8 @@ def pop_option(options, key, present, not_present, wanted_type, int_base=0):
         self._create_filesystem()
         llfuse.init(self, mountpoint, options)
         logger.warning(
-            "Warning: The mounted archive is capable of containing symlinks that point outside the archive tree."
-            "When following such symlinks you may see files and directories within the mountpoint"
+            "Warning: The mounted archive is capable of containing symlinks that point outside the archive tree. "
+            "When following such symlinks you may see files and directories within the mountpoint "
             "that do not reflect the archive content."
         )
         if not foreground: