Fix: Resolve a ktlint error in ApfIntegrationTest

Test: TH
Change-Id: Ice4f78f27ff36e919ddf980dac9a5b4abbcc04b1
diff --git a/tests/cts/net/src/android/net/cts/ApfIntegrationTest.kt b/tests/cts/net/src/android/net/cts/ApfIntegrationTest.kt
index 9379697..ee2e7db 100644
--- a/tests/cts/net/src/android/net/cts/ApfIntegrationTest.kt
+++ b/tests/cts/net/src/android/net/cts/ApfIntegrationTest.kt
@@ -52,8 +52,8 @@
 import android.os.Handler
 import android.os.HandlerThread
 import android.os.PowerManager
-import android.os.UserManager
 import android.os.SystemProperties
+import android.os.UserManager
 import android.platform.test.annotations.AppModeFull
 import android.provider.DeviceConfig
 import android.provider.DeviceConfig.NAMESPACE_CONNECTIVITY