FS-8623: fix sun studio error trying to compile char[] with c++ compiler

src/include/switch_types.h

@@ -948,13 +948,6 @@ typedef struct {
 #pragma pack(push, r1, 1)
 #endif
 
-typedef struct switch_rtcp_sdes_unit_s {
-	unsigned char type;
-	unsigned char length;
-	char value[];
-} switch_rtcp_sdes_unit_t;
-
-
 #if SWITCH_BYTE_ORDER == __BIG_ENDIAN
 typedef struct switch_rtcp_hdr_s {
 	unsigned version:2;			/* protocol version                  */

src/switch_rtp.c

@@ -129,7 +129,11 @@ typedef struct {
 #pragma pack(push, r1, 1)
 #endif
 
-
+typedef struct switch_rtcp_sdes_unit_s {
+	unsigned char type;
+	unsigned char length;
+	char value[];
+} switch_rtcp_sdes_unit_t;
 
 typedef struct {
 	uint32_t ssrc;