[Chrome Stdlib] Fix presubmit

A test data file was uploaded without adding a DEPS entry. The presubmit
was only showing a message rather than an error. This change adds the
missing DEPS entry and makes the presubmit message an error.

Change-Id: I0491104ddf9ab0c9a84de1a7542354c198ab36f3
Bug: 345023320
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/5600600
Reviewed-by: Bret Sepulveda <[email protected]>
Owners-Override: Bret Sepulveda <[email protected]>
Commit-Queue: Rasika Navarange <[email protected]>
Cr-Commit-Position: refs/heads/main@{#1310513}
diff --git a/PRESUBMIT.py b/PRESUBMIT.py
index 9ce0829..7a7ce18d 100644
--- a/PRESUBMIT.py
+++ b/PRESUBMIT.py
@@ -3434,7 +3434,7 @@
             old_deps_entry = old_deps['src/base/tracing/test/data']
     if not deps_entry:
         # TODO(312895063):Add back error when .sha256 files have been moved.
-        return [output_api.PresubmitNotifyResult(
+        return [output_api.PresubmitError(
             'You must update the DEPS file when you update a '
             '.sha256 file in base/tracing/test/data_sha256'
         )]