Ptest needs buildtest-TESTS and runtest-TESTS targets.
serial-tests is required to generate those targets.
Revert run.sh script accordingly to serialize running tests 

Signed-off-by: Tudor Florea  <tudor.florea@enea.com>
Upstream-Status: Inappropriate 

Index: util-linux-2.32/configure.ac
===================================================================
--- util-linux-2.32.orig/configure.ac
+++ util-linux-2.32/configure.ac
@@ -11,7 +11,7 @@ AC_CONFIG_MACRO_DIR([m4])
 dnl AC_USE_SYSTEM_EXTENSIONS must be called before any macros that run
 dnl the compiler (like AC_PROG_LIBTOOL) to avoid autoconf errors.
 AC_USE_SYSTEM_EXTENSIONS
-AM_INIT_AUTOMAKE([-Wall foreign 1.10 tar-pax no-dist-gzip dist-xz subdir-objects])
+AM_INIT_AUTOMAKE([-Wall foreign 1.10 tar-pax no-dist-gzip dist-xz subdir-objects serial-tests])
 
 m4_ifdef([AM_SILENT_RULES], [AM_SILENT_RULES([yes])],
 			    [AC_SUBST([AM_DEFAULT_VERBOSITY], [1])])