Stop using build/target -> build/make/target symlink

Instead, fully specify build/make/target/... everywhere

Test: treehugger
Change-Id: I07ba0e9b0604919a271afd5133070616e1f404fc
diff --git a/apex/apex_test.go b/apex/apex_test.go
index 3c80376..fce2135 100644
--- a/apex/apex_test.go
+++ b/apex/apex_test.go
@@ -148,7 +148,7 @@
 
 	ctx.MockFileSystem(map[string][]byte{
 		"Android.bp":                                        []byte(bp),
-		"build/target/product/security":                     nil,
+		"build/make/target/product/security":                nil,
 		"apex_manifest.json":                                nil,
 		"AndroidManifest.xml":                               nil,
 		"system/sepolicy/apex/myapex-file_contexts":         nil,