updater: Fix the operator order.

Shift operator ("<<") has a higher precedence level than ternary
operator ("?").

Test: BBOTA update log says "performing update" as opposed to
      "performing 0".

Change-Id: I0cf60cbfc11415e94f1f9f6effe75f14d13a1874
diff --git a/updater/blockimg.cpp b/updater/blockimg.cpp
index 7257e23..4dadceb 100644
--- a/updater/blockimg.cpp
+++ b/updater/blockimg.cpp
@@ -1358,7 +1358,7 @@
     CommandParameters params = {};
     params.canwrite = !dryrun;
 
-    LOG(INFO) << "performing " << dryrun ? "verification" : "update";
+    LOG(INFO) << "performing " << (dryrun ? "verification" : "update");
     if (state->is_retry) {
         is_retry = true;
         LOG(INFO) << "This update is a retry.";