filesystem: fix double space in docstring

Change-Id: I69ef171ac2dd2e2717404b1f3b10f986af419f6e
---
M pySim/filesystem.py
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/pySim/filesystem.py b/pySim/filesystem.py
index 805983b..35af140 100644
--- a/pySim/filesystem.py
+++ b/pySim/filesystem.py
@@ -1333,7 +1333,7 @@
 
         @cmd2.with_argparser(del_data_parser)
         def do_delete_data(self, opts):
-            """Delete  data for a given tag in a BER-TLV EF"""
+            """Delete data for a given tag in a BER-TLV EF"""
             (data, _sw) = self._cmd.lchan.set_data(opts.tag, None)
             if data:
                 self._cmd.poutput(data)

