Remove osmo-iuh subdir level from include/ (2/2)

Make all changes to #include statements and build files.
diff --git a/include/osmocom/ranap/RANAP_UPInformation.h b/include/osmocom/ranap/RANAP_UPInformation.h
index bdbee63..8d0af41 100644
--- a/include/osmocom/ranap/RANAP_UPInformation.h
+++ b/include/osmocom/ranap/RANAP_UPInformation.h
@@ -11,11 +11,11 @@
 #include <asn_application.h>
 
 /* Including external dependencies */
-#include <osmocom/osmo-iuh/ranap/RANAP_FrameSequenceNumber.h>
-#include <osmocom/osmo-iuh/ranap/RANAP_PDUType14FrameSequenceNumber.h>
-#include <osmocom/osmo-iuh/ranap/RANAP_DataPDUType.h>
-#include <osmocom/osmo-iuh/ranap/RANAP_UPInitialisationFrame.h>
-#include <osmocom/osmo-iuh/ranap/RANAP_IE-Extensions.h>
+#include <osmocom/ranap/RANAP_FrameSequenceNumber.h>
+#include <osmocom/ranap/RANAP_PDUType14FrameSequenceNumber.h>
+#include <osmocom/ranap/RANAP_DataPDUType.h>
+#include <osmocom/ranap/RANAP_UPInitialisationFrame.h>
+#include <osmocom/ranap/RANAP_IE-Extensions.h>
 #include <constr_SEQUENCE.h>
 
 #ifdef __cplusplus