chore(rknn): mark RV1126B development candidate validated

Signed-off-by: samuel--hu <genius1@qq.com>

Author: samuel--hu

config/rknn/platforms/rv1126b.json

@@ -29,7 +29,7 @@
     "compatible_tokens": ["rv1126b"]
   },
   "qualification": {
-    "status": "adaptation-in-progress",
+    "status": "candidate-validated",
     "requires_target_bound_evidence": true
   }
 }

config/rknn/toolchain-lock.json

@@ -54,7 +54,7 @@
       }
     },
     "rv1126b": {
-      "status": "adaptation-in-progress",
+      "status": "candidate-validated",
       "requires_target_bound_evidence": true
     }
   }