permissions: peer_tag_mode is integer, not string

Fixing example in doc file

modules/permissions/README

@@ -627,7 +627,7 @@ modparam("permissions", "peer_tag_avp", "$avp(i:707)")
 
    Example 1.19. Set peer_tag_mode parameter
 ...
-modparam("permissions", "peer_tag_mode", "1")
+modparam("permissions", "peer_tag_mode", 1)
 ...
 
 4. Functions

modules/permissions/doc/permissions_admin.xml

@@ -699,7 +699,7 @@ modparam("permissions", "peer_tag_avp", "$avp(i:707)")
 		<title>Set <varname>peer_tag_mode</varname> parameter</title>
 		<programlisting format="linespecific">
 ...
-modparam("permissions", "peer_tag_mode", "1")
+modparam("permissions", "peer_tag_mode", 1)
 ...
 </programlisting>
 		</example>