update_engine: Run clang-format on payload_generator/

BUG=none
TEST=unittest

Change-Id: I00cafb1fc709d8f02119cb0058cfcb0b573ef25d
Reviewed-on: https://chromium-review.googlesource.com/1409927
Commit-Ready: Amin Hassani <ahassani@chromium.org>
Tested-by: Amin Hassani <ahassani@chromium.org>
Reviewed-by: Sen Jiang <senj@chromium.org>
diff --git a/payload_generator/annotated_operation.cc b/payload_generator/annotated_operation.cc
index e28fe85..5637cb1 100644
--- a/payload_generator/annotated_operation.cc
+++ b/payload_generator/annotated_operation.cc
@@ -55,7 +55,7 @@
   // REPLACE_BZ 500 @3000
   //   name: /foo/bar
   //    dst: (123, 3) (127, 2)
-  os << InstallOperationTypeName(aop.op.type()) << " "  << aop.op.data_length();
+  os << InstallOperationTypeName(aop.op.type()) << " " << aop.op.data_length();
   if (aop.op.data_length() > 0)
     os << " @" << aop.op.data_offset();
   if (!aop.name.empty()) {