sipcapture: add missing headers for inet_ntop()

fixes #3927

(cherry picked from commit fe505c9654541ec60f14e5a50896bb11751e61e4)
(cherry picked from commit 164d1ecca7e94beba24013f31276bdc1f2ee04a1)

src/modules/sipcapture/hep.c

@@ -21,6 +21,8 @@
  *
  */
 
+#include <arpa/inet.h>
+
 #include "../../core/sr_module.h"
 #include "../../core/dprint.h"
 #include "../../core/events.h"