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

Make all changes to #include statements and build files.
diff --git a/src/rua/Makefile.am b/src/rua/Makefile.am
index 87f1940..908fc8e 100644
--- a/src/rua/Makefile.am
+++ b/src/rua/Makefile.am
@@ -85,5 +85,5 @@
 #	remove the local copy of the runtime code
 	@rm ANY.* BOOLEAN.* INTEGER.* NativeEnumerated.* NativeInteger.* OBJECT_IDENTIFIER.* asn_* OCTET_STRING.* converter-sample.c per_* xer_* constr* der_* ber_* BIT_STRING.*
 #	change include style to `#include <dir/foo.h>'
-	../../move-asn1-header-files.sh osmocom/osmo-iuh/rua $(ASN_MODULE_INC)
+	../../move-asn1-header-files.sh osmocom/rua $(ASN_MODULE_INC)