[gnome-applets] configure.ac: remove extra LT_LIB_M

[Alberts Muktupāvels <muktupavels src gnome org>]

commit 761fcfbbc10bbf936280f452da4fac093d9a1804
Author: Alberts Muktupāvels <alberts muktupavels gmail com>
Date:   Wed Sep 30 20:21:41 2015 +0300

    configure.ac: remove extra LT_LIB_M

 configure.ac |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
---
diff --git a/configure.ac b/configure.ac
index 4464b53..26aa8f2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -216,7 +216,6 @@ if test "x$with_upower" != xno; then
                  HAVE_UPOWER="yes",
                  HAVE_UPOWER="no")
 
-       LT_LIB_M
        if test "x$HAVE_UPOWER" = "xyes"; then
                AC_DEFINE(HAVE_UPOWER, 1, [UPOWER available])
        fi