This macro is unused and it leads to the compile error:
```
./ospfd/ospf_dump.h:78:60: error: pasting "OSPF_DEBUG_" and ""Global Graceful Restart - GR Mode\n"" does not give a valid preprocessing token
78 | #define TERM_DEBUG_ON(a, b) term_debug_ospf_ ## a |= (OSPF_DEBUG_ ## b)
```
Signed-off-by: anlan_cs <anlan_cs@126.com>
/* Graceful Restart cli help strings */
#define GR_CMD "Global Graceful Restart command\n"
#define NO_GR_CMD "Undo Global Graceful Restart command\n"
-#define GR "Global Graceful Restart - GR Mode\n"
#define GR_DISABLE "Global Graceful Restart - Disable Mode\n"
#define NO_GR_DISABLE "Undo Global Graceful Restart - Disable Mode\n"
#define GR_DEBUG "Graceful Restart - Enable Debug Logs\n"