docfix

Author: inoas

Diff for: src/Console/ConsoleIo.php

@@ -165,8 +165,8 @@ public function quiet($message, $newlines = 1)
      *
      * There are 3 built-in output level. ConsoleIo::QUIET, ConsoleIo::NORMAL, ConsoleIo::VERBOSE.
      * The verbose and quiet output levels, map to the `verbose` and `quiet` output switches
-     * present in most shells. Using self::QUIET for a message means it will always display.
-     * While using self::VERBOSE means it will only display when verbose output is toggled.
+     * present in most shells. Using ConsoleIo::QUIET for a message means it will always display.
+     * While using ConsoleIo::VERBOSE means it will only display when verbose output is toggled.
      *
      * @param string|array $message A string or an array of strings to output
      * @param int $newlines Number of newlines to append