docs: Fixed option for "launchMode" within Android manifest doc.

The "android:launchMode" attribute, which appears within an Android
app's manifest file, now correctly shows "standard" as the default
option within the "syntax overview" section.

Bug: 28424976
Change-Id: Ica2e4868c51f03a653b6c6834478ffa3b751ebda
diff --git a/docs/html/guide/topics/manifest/activity-element.jd b/docs/html/guide/topics/manifest/activity-element.jd
index 3b703a5..c2df431 100644
--- a/docs/html/guide/topics/manifest/activity-element.jd
+++ b/docs/html/guide/topics/manifest/activity-element.jd
@@ -25,7 +25,7 @@
           android:<a href="#hwaccel">hardwareAccelerated</a>=["true" | "false"]
           android:<a href="#icon">icon</a>="<i>drawable resource</i>"
           android:<a href="#label">label</a>="<i>string resource</i>"
-          android:<a href="#lmode">launchMode</a>=["multiple" | "singleTop" |
+          android:<a href="#lmode">launchMode</a>=["standard" | "singleTop" |
                               "singleTask" | "singleInstance"]
           android:<a href="#maxRecents">maxRecents</a>="<i>integer</i>"
           android:<a href="#multi">multiprocess</a>=["true" | "false"]