docs: add missing right bracket

Signed-off-by: vie-serendipity <2733147505@qq.com>

Author: vie-serendipity

content/en/docs/concepts/scheduling-eviction/resource-bin-packing.md

@@ -185,7 +185,7 @@ Node score:
 
 ```
 intel.com/foo = resourceScoringFunction((2+1),4)
- = (100 - ((4-3)*100/4)
+ = (100 - ((4-3)*100/4))
  = (100 - 25)
  = 75 # requested + used = 75% * available
  = rawScoringFunction(75)