update the test of the help text

src/Console/ServerBlock.php

@@ -68,6 +68,7 @@ Description
 Options
     -h|--help|-? Show help information
     -v           Show more debug information.
+
 HELP;
 		return $help;
 	}

tests/src/Console/ServerBlockConsoleTest.php

@@ -337,10 +337,14 @@ Usage
     bin/console serverblock [-h|--help|-?] [-v]
     bin/console serverblock add <pattern> <reason> [-h|--help|-?] [-v]
     bin/console serverblock remove <pattern> [-h|--help|-?] [-v]
+    bin/console serverblock export <filename>
+    bin/console serverblock import <filename>
 
 Description
     With this tool, you can list the current blocked server domain patterns
     or you can add / remove a blocked server domain pattern from the list.
+    Using the export and import options you can share your server blocklist
+    with other node admins by CSV files.
 
     Patterns are case-insensitive shell wildcard comprising the following special characters:
     - * : Any number of characters