Remove libtool references

The project builds a single standalone binary.

There are no libraries created - be that static or shared ones.
Thus there's no need for libtool.

Signed-off-by: Emil Velikov <emil.l.velikov@gmail.com>

configure.ac

@@ -2,7 +2,6 @@
 # Process this file with autoconf to produce a configure script.
 
 AC_PREREQ(2.65)
-LT_PREREQ([2.4.0])
 AC_INIT([htop],[2.0.2],[hisham@gobolinux.org])
 
 SOURCE_DATE_EPOCH="${SOURCE_DATE_EPOCH:-$(date +%s)}"
@@ -26,8 +25,6 @@ AM_PROG_CC_C_O
 # Required by hwloc scripts
 AC_USE_SYSTEM_EXTENSIONS
 
-#LT_INIT([disable-shared static])
-
 # Checks for platform.
 # ----------------------------------------------------------------------
 case "$target_os" in