Profile configuration in connect can affect invite response subprotocols list (#725)

* clarify profile configuration in connect affecting invite response
* fixed indenting

Author: bsriramprasad

doc/WebRTC.xml

@@ -595,6 +595,9 @@
       <para>The dynamics and the format of the SDP records shall be according to RFC 8829 section 5.2 and 5.3.</para>
       <para>Note that since supporting trickle is mandatory the SDP offer / answer shall include the SDP attribute "ice-options:trickle".</para>
       <para>Usage of WebRTC data channels is specified in section <xref linkend="section_data_channels"/>.</para>
+      <para>'subprotocols' list included in Invite response from the device may vary depending on
+          the Profile configuration identified via profile token sent in <xref
+            linkend="section_connect_device"/> request.</para>
       <variablelist role="op">
         <varlistentry>
           <term>request</term>