rename basic.la to shared.la and put selinux deps in shared-selinx.la

Only 34 of 74 tools need libselinux linked, and libselinux is a pain
with its unconditional library constructor.

src/cryptsetup/cryptsetup-generator.c

@@ -26,6 +26,7 @@
 #include "log.h"
 #include "util.h"
 #include "unit-name.h"
+#include "mkdir.h"
 
 const char *arg_dest = "/tmp";