Iterate <uses-library> in deterministic order in manifest_fixer.

Bug: 132357300
Test: lunch cf_x86_phone-userdebug && m
Change-Id: Ideb7e0f7beae8c80561f841b8ce9129003f1aa96
diff --git a/java/android_manifest.go b/java/android_manifest.go
index f45ebe8..41fcafe 100644
--- a/java/android_manifest.go
+++ b/java/android_manifest.go
@@ -80,7 +80,7 @@
 		args = append(args, "--use-embedded-dex")
 	}
 
-	for usesLib, _ := range sdkLibraries {
+	for _, usesLib := range android.SortedStringKeys(sdkLibraries) {
 		if inList(usesLib, optionalUsesLibs) {
 			args = append(args, "--optional-uses-library", usesLib)
 		} else {