list files which could not be decrypted

Signed-off-by: Bjoern Schiessle <bjoern@schiessle.org>

lib/private/Encryption/DecryptAll.php

@@ -105,6 +105,9 @@ class DecryptAll {
 			$this->output->writeln('maybe the user is not set up in a way that supports this operation: ');
 			foreach ($this->failed as $uid => $paths) {
 				$this->output->writeln('    ' . $uid);
+				foreach ($paths as $path) {
+					$this->output->writeln('        ' . $path);
+				}
 			}
 			$this->output->writeln('');
 		}