Fix text selection in package manager

When viewing the search and replace popup the text
selection link does not work. This is because the
js files are not loaded properly.

Signed-off-by: Oscar Rydhé <oscar.rydhe@gmail.com>

Sources/Packages.php

@@ -1931,8 +1931,8 @@ function ViewOperations()
 	$context['javascript_files'] = array_intersect_key(
 		$context['javascript_files'],
 		[
-			'smf_script' => true,
-			'smf_jquery' => true
+			'smf_script_js' => true,
+			'smf_jquery_js' => true
 		]
 	);