refactor: use slices.Contains to simplify code (#15646)

Signed-off-by: rocksload <rocksload@outlook.com>

testing/util/logging_test.go

@@ -1,6 +1,7 @@
 package util
 
 import (
+	"slices"
 	"testing"
 	"time"
 
@@ -66,13 +67,7 @@ func assertNoHooks(t *testing.T, logger *logrus.Logger) {
 func assertRegistered(t *testing.T, logger *logrus.Logger, hook ComparableHook) {
 	for _, lvl := range hook.Levels() {
 		registered := logger.Hooks[lvl]
-		found := false
-		for _, h := range registered {
-			if hook.Equal(h) {
-				found = true
-				break
-			}
-		}
+		found := slices.ContainsFunc(registered, hook.Equal)
 		require.Equal(t, true, found, "Expected hook %v to be registered at level %s, but it was not", hook, lvl.String())
 	}
 }