Update arch.md

Author: dylan-yin

docs/zh/api/arch.md

@@ -29,7 +29,6 @@
         - NowcastNet
         - SFNONet
         - SPINN
-        - STAFNet
         - TFNO1dNet
         - TFNO2dNet
         - TFNO3dNet
@@ -42,5 +41,6 @@
         - RegDGCNN
         - RegPointNet
         - IFMMLP
+        - STAFNet
       show_root_heading: true
       heading_level: 3