convert Makefile spaces to tabs

diff --git a/tests/check/Makefile.am b/tests/check/Makefile.am
index 8b6dfff..bf56a90 100644 (file)
--- a/tests/check/Makefile.am
+++ b/tests/check/Makefile.am
@@ -265,7 +265,7 @@ coverage-report:
              coverage/$$dir/index.xml > coverage/$$dir/index.html;     \
          fi; \
         done
-
+       
        for file in $(COVERAGE_FILES_REL); do                           \
          echo Generating coverage/$$file.html;                         \
          perl $(top_srcdir)/common/coverage/coverage-report-entry.pl   \