snap: add param "dangerous" (#6908)

* snap: add param "dangerous"

* adjusted run_command out for simple test case

* add changelog frag

plugins/module_utils/snap.py

@@ -39,6 +39,8 @@ def snap_runner(module, **kwargs):
             classic=cmd_runner_fmt.as_bool("--classic"),
             channel=cmd_runner_fmt.as_func(lambda v: [] if v == 'stable' else ['--channel', '{0}'.format(v)]),
             options=cmd_runner_fmt.as_list(),
+            info=cmd_runner_fmt.as_fixed("info"),
+            dangerous=cmd_runner_fmt.as_bool("--dangerous"),
         ),
         check_rc=False,
         **kwargs