Sort the list of hidden warnings

The list was difficult to read.

Test: m nothing
Change-Id: I55c55033e411f891083264942c543dcd45540c75
diff --git a/java/sdk_library.go b/java/sdk_library.go
index e794a48..bfdfffc 100644
--- a/java/sdk_library.go
+++ b/java/sdk_library.go
@@ -1511,15 +1511,15 @@
 	}
 	droidstubsArgs = append(droidstubsArgs, module.sdkLibraryProperties.Droiddoc_options...)
 	disabledWarnings := []string{
-		"MissingPermission",
 		"BroadcastBehavior",
-		"HiddenSuperclass",
 		"DeprecationMismatch",
-		"UnavailableSymbol",
-		"SdkConstant",
+		"HiddenSuperclass",
 		"HiddenTypeParameter",
+		"MissingPermission",
+		"SdkConstant",
 		"Todo",
 		"Typo",
+		"UnavailableSymbol",
 	}
 	droidstubsArgs = append(droidstubsArgs, android.JoinWithPrefix(disabledWarnings, "--hide "))