Cleanup

app/src/main/java/eu/faircode/email/UriHelper.java

@@ -23,7 +23,6 @@ import android.content.Context;
 import android.net.Uri;
 import android.text.TextUtils;
 import android.util.Base64;
-import android.util.Pair;
 import android.webkit.URLUtil;
 
 import androidx.annotation.NonNull;
@@ -34,9 +33,7 @@ import java.io.BufferedReader;
 import java.io.InputStream;
 import java.io.InputStreamReader;
 import java.net.IDN;
-import java.net.InetAddress;
 import java.net.URLDecoder;
-import java.net.UnknownHostException;
 import java.nio.charset.StandardCharsets;
 import java.util.Arrays;
 import java.util.Collections;