Update enforcer.go

Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com>

Author: hsluoyz

enforcer.go

@@ -844,12 +844,6 @@ func (e *Enforcer) enforce(matcher string, explains *[]string, rvals ...interfac
 			e.putPolicyEffectsBuffer(policyEffectsBuffer)
 			e.putMatcherResultsBuffer(matcherResultsBuffer)
 		}()
-		for i := range matcherResults {
-			matcherResults[i] = 0
-		}
-		for i := range policyEffects {
-			policyEffects[i] = 0
-		}
 
 		for policyIndex, pvals := range e.model["p"][pType].Policy {
 			// log.LogPrint("Policy Rule: ", pvals)