Snap for 12502765 from ea3388c7f793d309c7967d64a9541ed0476eb30e to 25Q1-release

Change-Id: Ia891e37685ac435c92b2fcc5ab50cd4eaf721dcf
diff --git a/payload_generator/payload_signer.cc b/payload_generator/payload_signer.cc
index 11e136f..4b24eba 100644
--- a/payload_generator/payload_signer.cc
+++ b/payload_generator/payload_signer.cc
@@ -23,7 +23,6 @@
 
 #include <base/logging.h>
 #include <base/strings/string_number_conversions.h>
-#include <base/strings/string_split.h>
 #include <base/strings/string_util.h>
 #include <brillo/data_encoding.h>
 #include <openssl/err.h>