global: convert indentation-TABs to spaces

Transformed via this shell code:
t=$'\t'
git ls-files \
  | grep -vE '(^|/)((GNU)?[Mm]akefile|ChangeLog)|\.(am|mk)$' \
  | grep -vE 'tests/pr/|help2man' \
  | xargs grep -lE "^ *$t" \
  | xargs perl -MText::Tabs -ni -le \
    '$m=/^( *\t[ \t]*)(.*)/; print $m ? expand($1) . $2 : $_'

1 files changed, 1 insertions, 1 deletions

diff --git a/tests/chmod/usage b/tests/chmod/usage
index 734c447ca..1f1894427 100755
--- a/tests/chmod/usage
+++ b/tests/chmod/usage
@@ -81,7 +81,7 @@ for case in $cases; do
       # Test for misparsing args by creating all $files but $file.
       # chmod has a bug if it succeeds even though $file is absent.
       rm -f -- $all_files && touch -- $files && rm -- $file \
-	  || framework_failure
+          || framework_failure
       chmod $args 2>/dev/null && fail=1
     done
     ;;