rtpproxy: fix spelling error in docs, reported from Victor V. Kustov, coyote at bks dot tv

modules/rtpproxy/README

@@ -77,7 +77,7 @@ Carsten Bock
 
         6. Exported Pseudo Variables
 
-              6.1. $rtpstart
+              6.1. $rtpstat
 
         7. MI Commands
 
@@ -145,7 +145,7 @@ Chapter 1. Admin Guide
 
    6. Exported Pseudo Variables
 
-        6.1. $rtpstart
+        6.1. $rtpstat
 
    7. MI Commands
 
@@ -659,9 +659,9 @@ start_recording();
 
 6. Exported Pseudo Variables
 
-   6.1. $rtpstart
+   6.1. $rtpstat
 
-6.1. $rtpstart
+6.1. $rtpstat
 
    Returns the RTP-Statistics from the RTP-Proxy. The RTP-Statistics from
    the RTP-Proxy are provided as a string and it does contain several

modules/rtpproxy/doc/rtpproxy_admin.xml

@@ -761,7 +761,7 @@ start_recording();
 	<section>
 		<title>Exported Pseudo Variables</title>
 		<section>
-			<title><function moreinfo="none">$rtpstart</function></title>
+			<title><function moreinfo="none">$rtpstat</function></title>
 			<para>
 			Returns the RTP-Statistics from the RTP-Proxy. The RTP-Statistics from the RTP-Proxy
 			are provided as a string and it does contain several packet-counters. The statistics