auth|pua_reginfo: fix common documentation typo

src/modules/auth/doc/auth_params.xml

@@ -304,7 +304,7 @@ route{
 	<title><varname>one_time_nonce</varname> (boolean)</title>
 	<para>
 		If set to 1 nonce reuse is disabled: each nonce is allowed only once,
-		in the first reponse to a challenge. All the messages will be 
+		in the first response to a challenge. All the messages will be 
 		challenged, even retransmissions. Stateful mode should be used, to
 		catch retransmissions before the authentication checks (using
 		<function>t_newtran()</function> before the authentication checks

src/modules/pua_reginfo/doc/pua_reginfo_admin.xml

@@ -166,8 +166,8 @@ modparam("pua_reginfo", "server_address", "sip:[email protected]")
 				the local registry accordingly.
 			</para>
 			<para>
-				This method does not create any SIP-Reponse, this has to be done
-				the script-writer.
+				This method does not create any SIP-Response, this has to be done
+				by the script-writer.
 			</para>
 			<para>
 				The parameter has to correspond to user location table (domain)