configure.ac: Fix typo in with-lms help string

Change-Id: I7777d027fffa50dddf3f0a3c0bf2173aa8497be3
diff --git a/configure.ac b/configure.ac
index 974a611..cc099d2 100644
--- a/configure.ac
+++ b/configure.ac
@@ -102,7 +102,7 @@
 
 AC_ARG_WITH(lms, [
     AS_HELP_STRING([--with-lms],
-        [enable LimeSuite gnuradio based transceiver])
+        [enable LimeSuite based transceiver])
 ])
 
 AC_ARG_WITH(singledb, [