revert: set author via git config

Author: OrKoN

scripts/update-to-latest.sh

@@ -58,8 +58,11 @@ git --no-pager diff
 if ! git diff --no-ext-diff --quiet --exit-code; then
 	# dirty repo, ready to commit.
 
+	git config user.name 'DevTools Bot'
+	git config user.email '[email protected]'
+
 	# commit so we can use the new commit in the changelog
-	git commit --all -m "Roll protocol to r$commit_rev" --author "DevTools Bot <[email protected]>"
+	git commit --all -m "Roll protocol to r$commit_rev"
 
 	# generate changelog
 	cd "$protocol_repo_path/scripts" || exit 1