move asn1 headers to include/ dir (2/5)

Show effects of the new sed step on asn1-generated files, without moving the
files.
diff --git a/src/ranap/RANAP_RAI.h b/src/ranap/RANAP_RAI.h
index b9aa4c0..1ef63ec 100644
--- a/src/ranap/RANAP_RAI.h
+++ b/src/ranap/RANAP_RAI.h
@@ -11,9 +11,9 @@
 #include <asn_application.h>
 
 /* Including external dependencies */
-#include "RANAP_LAI.h"
-#include "RANAP_RAC.h"
-#include "RANAP_IE-Extensions.h"
+#include <osmocom/osmo-iuh/ranap/RANAP_LAI.h>
+#include <osmocom/osmo-iuh/ranap/RANAP_RAC.h>
+#include <osmocom/osmo-iuh/ranap/RANAP_IE-Extensions.h>
 #include <constr_SEQUENCE.h>
 
 #ifdef __cplusplus