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/hnbap/HNBConfigurationInformationMissing.c b/src/hnbap/HNBConfigurationInformationMissing.c
index aa20d2a..fec67a6 100644
--- a/src/hnbap/HNBConfigurationInformationMissing.c
+++ b/src/hnbap/HNBConfigurationInformationMissing.c
@@ -5,7 +5,7 @@
  * 	`asn1c -gen-PER`
  */
 
-#include "HNBConfigurationInformationMissing.h"
+#include <osmocom/osmo-iuh/hnbap/HNBConfigurationInformationMissing.h>
 
 static asn_TYPE_member_t asn_MBR_HNBConfigurationInformationMissing_1[] = {
 	{ ATF_NOFLAGS, 0, offsetof(struct HNBConfigurationInformationMissing, cause),