Update bare exceptions to specify Exception.

This will keep us from accidentally catching program-exiting exceptions
like KeyboardInterupt and SystemExit.

lib/ansible/module_utils/common/sys_info.py

@@ -28,7 +28,7 @@ def get_distribution():
                     distribution = 'Amazon'
                 else:
                     distribution = 'OtherLinux'
-        except:
+        except Exception:
             # FIXME: MethodMissing, I assume?
             distribution = platform.dist()[0].capitalize()
     return distribution