hwc: Fix debug message in uevent for external online

Fix debug message in uevent for external online.

Change-Id: I74c948659a69bc9451c666e31bb5669f45a6eaa7
diff --git a/libhwcomposer/hwc_uevents.cpp b/libhwcomposer/hwc_uevents.cpp
index fed6f3c..94191b7 100644
--- a/libhwcomposer/hwc_uevents.cpp
+++ b/libhwcomposer/hwc_uevents.cpp
@@ -280,7 +280,7 @@
             if(dpy == HWC_DISPLAY_EXTERNAL ||
                ctx->mVirtualonExtActive) {
                 /* External display is HDMI or non-hybrid WFD solution */
-                ALOGE_IF(UEVENT_DEBUG, "%s: Sending EXTERNAL_OFFLINE ONLINE"
+                ALOGE_IF(UEVENT_DEBUG, "%s: Sending EXTERNAL ONLINE"
                          "hotplug event", __FUNCTION__);
                 ctx->proc->hotplug(ctx->proc,HWC_DISPLAY_EXTERNAL,
                                    EXTERNAL_ONLINE);