encoding: replace comment in #if 0 with /* */

Change-Id: Ifff9526b15bfda7a0f85c92bcb0d3fabab61ca32
diff --git a/src/encoding.cpp b/src/encoding.cpp
index b6879cc..8ec0be5 100644
--- a/src/encoding.cpp
+++ b/src/encoding.cpp
@@ -853,8 +853,7 @@
 	bool len_coded = true;
 	uint8_t crbb_start_clr_code;
 	uint8_t i;
-#if 0
-	/* static size of 16 bits*/
+	/* static size of 16 bits
 	 ..0. .... = ACKNACK:  (Union)
         Desc
 
@@ -866,8 +865,7 @@
 
             .... ..10  0101 0001  1... .... = STARTING_SEQUENCE_NUMBER: 1187
 
-            .0.. .... = CRBB Exist: 0
-#endif
+	    .0.. .... = CRBB Exist: 0 */
 	rest_bits -= 16;
 
 	if (num_blocks > 0)