Get rid of single-line if statements

Change-Id: I2b603563c650e83354af95ee6fb2fb4c9134fe86
diff --git a/src/cli.cpp b/src/cli.cpp
index 01e504b..8a3536f 100644
--- a/src/cli.cpp
+++ b/src/cli.cpp
@@ -156,8 +156,9 @@
         historyFile = std::string(home) + "/.local/share/" + HISTORY_FILE_NAME;
     }
 
-    if (historyFile)
+    if (historyFile) {
         lineEditor.history_load(historyFile.value());
+    }
 
     while (true) {
         auto line = lineEditor.input(parser.currentNode() + "> ");
@@ -191,8 +192,9 @@
         lineEditor.history_add(line);
     }
 
-    if (historyFile)
+    if (historyFile) {
         lineEditor.history_save(historyFile.value());
+    }
 
     return 0;
 }