codacy: Avoid unused private fields

Signed-off-by: Andy Scherzinger <info@andy-scherzinger.de>

src/main/java/com/nextcloud/client/integrations/deck/DeckApiImpl.java

@@ -33,8 +33,6 @@ import androidx.annotation.NonNull;
 
 public class DeckApiImpl implements DeckApi {
 
-    private static final String TAG = DeckApiImpl.class.getSimpleName();
-
     static final String APP_NAME = "deck";
     static final String[] DECK_APP_PACKAGES = new String[] {
         "it.niedermann.nextcloud.deck",

src/main/java/com/owncloud/android/datamodel/FileDataStorageManager.java

@@ -75,7 +75,6 @@ public class FileDataStorageManager {
     private static final String TAG = FileDataStorageManager.class.getSimpleName();
 
     private static final String AND = " = ? AND ";
-    private static final String FAILED_TO_UPDATE_MSG = "Fail to update file to database ";
     private static final String FAILED_TO_INSERT_MSG = "Fail to insert insert file to database ";
     private static final String SENDING_TO_FILECONTENTPROVIDER_MSG = "Sending %d operations to FileContentProvider";
     private static final String EXCEPTION_MSG = "Exception in batch of operations ";