wifihal: Add interface start with 'swlan' as wifi interface

Add interface starts with 'swlan' as wifi interface, so wifihal
will create interface handler for 'swlan' interface.

Change-Id: I0cdb69bbf2fca3cf66810895e00c0aa66b866f4b
CRs-Fixed: 2728243
diff --git a/qcwcn/wifi_hal/wifi_hal.cpp b/qcwcn/wifi_hal/wifi_hal.cpp
index 92b26fd..3367cd4 100644
--- a/qcwcn/wifi_hal/wifi_hal.cpp
+++ b/qcwcn/wifi_hal/wifi_hal.cpp
@@ -1795,7 +1795,8 @@
 static bool is_wifi_interface(const char *name)
 {
     if (strncmp(name, "wlan", 4) != 0 && strncmp(name, "p2p", 3) != 0
-        && strncmp(name, "wifi", 4) != 0) {
+        && strncmp(name, "wifi", 4) != 0
+        && strncmp(name, "swlan", 5) != 0) {
         /* not a wifi interface; ignore it */
         return false;
     } else {