remove unnecessary inline comprehension

Author: Teque5

sigmf/__init__.py

@@ -5,7 +5,7 @@
 # SPDX-License-Identifier: LGPL-3.0-or-later
 
 # version of this python module
-__version__ = "1.2.3"
+__version__ = "1.2.4"
 # matching version of the SigMF specification
 __specification__ = "1.2.0"
 

sigmf/sigmffile.py

@@ -340,7 +340,7 @@ def get_captures(self):
         """
         Returns a list of dictionaries representing all captures.
         """
-        return [x for x in self._metadata.get(self.CAPTURE_KEY, [])]
+        return self._metadata.get(self.CAPTURE_KEY, [])
 
     def get_capture_info(self, index):
         """