[KEP-5075] remove exactly.name field in example

Signed-off-by: Sunyanan Choochotkaew <[email protected]>

Author: sunya-ch

content/en/docs/concepts/scheduling-eviction/dynamic-resource-allocation.md

@@ -653,8 +653,7 @@ spec:
       requests:
       - name: req-0
         exactly:
-        - name:
-          deviceClassName: resource.example.com
+        - deviceClassName: resource.example.com
           capacity:
             requests:
               bandwidth: 1G