fix: Fix tag-allowed property of VirtualWire

tag-allowed property can take an int or range of ints (5-10), but it was failing when using a range. This change makes the parameter a string instead of an int so ranges are acceptable.

PR #232
Fixes #221

pandevice/network.py

@@ -637,7 +637,7 @@ def _setup(self):
         # params
         params = []
 
-        params.append(VersionedParamPath("tag", path="tag-allowed", vartype="int"))
+        params.append(VersionedParamPath("tag", path="tag-allowed"))
         params.append(VersionedParamPath("interface1", path="interface1"))
         params.append(VersionedParamPath("interface2", path="interface2"))
         params.append(