Add missing braces in semaphore posts in net

src/net.cpp

@@ -2319,14 +2319,18 @@ void CConnman::Interrupt()
     interruptNet();
     InterruptSocks5(true);
 
-    if (semOutbound)
+    if (semOutbound) {
-        for (int i=0; i<(nMaxOutbound + nMaxFeeler); i++)
+        for (int i=0; i<(nMaxOutbound + nMaxFeeler); i++) {
             semOutbound->post();
+        }
+    }
 
-    if (semAddnode)
+    if (semAddnode) {
-        for (int i=0; i<nMaxAddnode; i++)
+        for (int i=0; i<nMaxAddnode; i++) {
             semAddnode->post();
         }
+    }
+}
 
 void CConnman::Stop()
 {