fix astyle convention

Author: balajicyp

features/lwipstack/LWIPStack.cpp

@@ -231,22 +231,22 @@ nsapi_error_t LWIP::socket_open(nsapi_socket_t *handle, nsapi_protocol_t proto)
     }
 
     enum netconn_type netconntype;
-    if ( proto == NSAPI_TCP) {
-      	netconntype = NETCONN_TCP;
-    } else if ( proto == NSAPI_UDP ) {
-      	netconntype = NETCONN_UDP;
+    if (proto == NSAPI_TCP) {
+        netconntype = NETCONN_TCP;
+    } else if (proto == NSAPI_UDP) {
+        netconntype = NETCONN_UDP;
     } else {
-      	netconntype = NETCONN_RAW;
+        netconntype = NETCONN_RAW;
     }
 
 #if LWIP_IPV6
     // Enable IPv6 (or dual-stack)
     netconntype = (enum netconn_type)(netconntype | NETCONN_TYPE_IPV6);
 #endif
 
-    if (proto == NSAPI_ICMP ) {
+    if (proto == NSAPI_ICMP) {
         s->conn = netconn_new_with_proto_and_callback(NETCONN_RAW,
-        		   (u8_t)IP_PROTO_ICMP, &LWIP::socket_callback);
+                                                      (u8_t)IP_PROTO_ICMP, &LWIP::socket_callback);
     } else {
         s->conn = netconn_new_with_callback(netconntype, &LWIP::socket_callback);
     }