Add a flag for 2025Q4 small changes.

Bug: 396669769
Test: builds
Change-Id: I06e9065ac44206ea48fb184b3a3ace0bd3dc69f5
diff --git a/PREUPLOAD.cfg b/PREUPLOAD.cfg
index 85fd5ec..e79b4c1 100644
--- a/PREUPLOAD.cfg
+++ b/PREUPLOAD.cfg
@@ -2,6 +2,7 @@
 clang_format = true
 cpplint = true
 pylint = true
+bpfmt = true
 
 [Hook Scripts]
 protobuflint = ./protobuflint.py ${PREUPLOAD_COMMIT} ${PREUPLOAD_FILES}