MAINTAINERS:add zhangjing as owner of bsp/ultrarisc

Author: zhangjing0303

MAINTAINERS

@@ -78,3 +78,7 @@ owners: supper thomas(supperthomas)<[email protected]>, Bingru Zhang(Rbb666)<75106
 tag: gd32470z-lckfb-lcd
 path: bsp/gd32/arm/gd32470z-lckfb/board/ports
 owners: Wu Ying Xiang(godmial)<[email protected]>
+
+tag: bsp_ultrarisc
+path: bsp/ultrarisc/ur_dp1000_evb
+owners: Zhang Jing(zhangjing0303)<[email protected]>