make noexpandtab explicit in all vim modelines other than xml files

libs/libdingaling/src/ldl_compat.h

@@ -70,5 +70,5 @@ typedef unsigned long	in_addr_t;
  * c-basic-offset:4
  * End:
  * For VIM:
- * vim:set softtabstop=4 shiftwidth=4 tabstop=4:
+ * vim:set softtabstop=4 shiftwidth=4 tabstop=4 noet:
  */

libs/libdingaling/src/libdingaling.c

@@ -3281,5 +3281,5 @@ void ldl_handle_set_log_stream(ldl_handle_t *handle, FILE *log_stream)
  * c-basic-offset:4
  * End:
  * For VIM:
- * vim:set softtabstop=4 shiftwidth=4 tabstop=4:
+ * vim:set softtabstop=4 shiftwidth=4 tabstop=4 noet:
  */

libs/libdingaling/src/libdingaling.h

@@ -746,5 +746,5 @@ ldl_status ldl_global_terminate(void);
  * c-basic-offset:4
  * End:
  * For VIM:
- * vim:set softtabstop=4 shiftwidth=4 tabstop=4:
+ * vim:set softtabstop=4 shiftwidth=4 tabstop=4 noet:
  */