Update release/models/interfaces/openconfig-if-sdn-ext.yang

Co-authored-by: rszarecki <46606165+rszarecki@users.noreply.github.com>

release/models/interfaces/openconfig-if-sdn-ext.yang

@@ -59,7 +59,7 @@ module openconfig-if-sdn-ext {
           number of member links requirement is not met for the bundle.
           2. L2 protocols like LLDP, LACP must be allowed for transmit and 
           receive on such ports/bundles, IS-IS should be handled as per the 
-          requirements for L3 protocols below.
+          requirements for L3 packets below.
           3. L3 packets, control-plane as well as data-plane must be received
           but not transmitted on such ports/bundles. By doing so, expectation
           is that the other end of the connection ceases to use its respective