refactor: rename packet_parse.cpp/h to packet_parser.cpp/h

src/packet/packet_parser.h

@@ -0,0 +1,15 @@
+#pragma once
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#include <stdint.h>
+
+const char *packet_parse(struct packet *pkt, const char *data, uint16_t len);
+const char *layer_proto_to_str(enum layer_proto proto);
+
+#ifdef __cplusplus
+}
+#endif