fix kt spotless

Signed-off-by: alperozturk <alper_ozturk@proton.me>

Author: alperozturk96

library/src/main/java/com/nextcloud/common/DNSCache.kt

@@ -9,7 +9,6 @@
 package com.nextcloud.common
 
 import android.os.Build
-import androidx.annotation.RequiresApi
 import androidx.annotation.VisibleForTesting
 import com.nextcloud.android.lib.core.Clock
 import com.nextcloud.android.lib.core.ClockImpl