[BUGFIX] Wrong TCEForms placeholder in sys_file_references

Due to a wrong TCA configuration, the placeholder feature in
content elements using images just shows the unresolved value
"__row|__foreign|name" instead of the correct title.

Change-Id: I7b574e1fb79a7bed02bb265671847449780ef0f4
Resolves: #36403
Releases: 6.0
Reviewed-on: http://review.typo3.org/10898
Reviewed-by: Ingmar Schlecht
Tested-by: Ingmar Schlecht
Reviewed-by: Oliver Hader
Tested-by: Oliver Hader

t3lib/stddb/tca_sys_file_reference.php

@@ -131,7 +131,7 @@ $TCA['sys_file_reference'] = array (
 			'config' => array (
 				'type' => 'input',
 				'size' => '22',
-				'placeholder' => '__row|__foreign|name',
+				'placeholder' => '__row|uid_local|name',
 			)
 		),
 		'link' => array(
@@ -167,7 +167,7 @@ $TCA['sys_file_reference'] = array (
 			'config' => array (
 				'type' => 'input',
 				'size' => '22',
-				'placeholder' => '__row|__foreign|name',
+				'placeholder' => '__row|uid_local|name',
 			)
 		),
 	),