Remove empty lines

Author: Real96

Mifare Classic Tool/app/src/main/java/de/syss/MifareClassicTool/Activities/DumpEditor.java

@@ -918,24 +918,20 @@ private void copyAllSectorsToClipboard() {
             Common.isValidDumpErrorToast(err, this);
             return;
         }
-
         // Build the dump string from mLines
         StringBuilder dumpString = new StringBuilder();
         for (int i = 0; i < mLines.length; i++) {
             String line = mLines[i];
-            
             // Skip sector headers
             if (line.startsWith("+")) {
                 continue;
             }
-
             // Add a newline before appending (except for the very first block)
             if (dumpString.length() > 0) {
                 dumpString.append(System.lineSeparator());
             }
             dumpString.append(line);
         }
-
         Common.copyToClipboard(dumpString.toString(), this, true);
     }