zy1000: drop the code, deprecated in v0.10.0

The code for zy1000 has been marked as deprecated in release
v0.10.0, 4 years ago.

Time to drop it!

Change-Id: I08fca2a2bf8f616f031e15fd37dac3197a40ba50
Signed-off-by: Antonio Borneo <borneo.antonio@gmail.com>
Reviewed-on: http://openocd.zylin.com/6090
Tested-by: jenkins

src/jtag/jtag.h

@@ -46,15 +46,6 @@
 typedef enum tap_state {
 	TAP_INVALID = -1,
 
-#if BUILD_ZY1000
-	/* These are the old numbers. Leave as-is for now... */
-	TAP_RESET    = 0, TAP_IDLE = 8,
-	TAP_DRSELECT = 1, TAP_DRCAPTURE = 2, TAP_DRSHIFT = 3, TAP_DREXIT1 = 4,
-	TAP_DRPAUSE  = 5, TAP_DREXIT2 = 6, TAP_DRUPDATE = 7,
-	TAP_IRSELECT = 9, TAP_IRCAPTURE = 10, TAP_IRSHIFT = 11, TAP_IREXIT1 = 12,
-	TAP_IRPAUSE  = 13, TAP_IREXIT2 = 14, TAP_IRUPDATE = 15,
-
-#else
 	/* Proper ARM recommended numbers */
 	TAP_DREXIT2 = 0x0,
 	TAP_DREXIT1 = 0x1,
@@ -72,8 +63,6 @@ typedef enum tap_state {
 	TAP_IRUPDATE = 0xd,
 	TAP_IRCAPTURE = 0xe,
 	TAP_RESET = 0x0f,
-
-#endif
 } tap_state_t;
 
 /**