Remove include base/string/stringprintf.h am: 8bf1e69034

Original change: https://android-review.googlesource.com/c/platform/system/update_engine/+/3298362

Change-Id: I069e4aa96c63eae85e247cff44f7d26b3eda94f4
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
diff --git a/payload_generator/payload_file.cc b/payload_generator/payload_file.cc
index 8f5b826..a1734c7 100644
--- a/payload_generator/payload_file.cc
+++ b/payload_generator/payload_file.cc
@@ -22,8 +22,6 @@
 #include <map>
 #include <utility>
 
-#include <base/strings/stringprintf.h>
-
 #include "update_engine/common/hash_calculator.h"
 #include "update_engine/common/utils.h"
 #include "update_engine/payload_consumer/file_writer.h"