MDL-44824 add missing subplugin type names

lib/editor/tinymce/lang/en/editor_tinymce.php

@@ -34,6 +34,7 @@ $string['customtoolbar_desc'] = 'Each line contains a list of comma separated bu
 $string['fontselectlist'] = 'Available fonts list';
 $string['pluginname'] = 'TinyMCE HTML editor';
 $string['settings'] = 'General settings';
+$string['subplugintype_tinymce'] = 'Plugin';
 $string['subplugintype_tinymce_plural'] = 'Plugins';
 
 

mod/assign/lang/en/assign.php

@@ -401,6 +401,10 @@ $string['submittedearly'] = 'Assignment was submitted {$a} early';
 $string['submittedlate'] = 'Assignment was submitted {$a} late';
 $string['submittedlateshort'] = '{$a} late';
 $string['submitted'] = 'Submitted';
+$string['subplugintype_assignsubmission'] = 'Submission plugin';
+$string['subplugintype_assignsubmission_plural'] = 'Submission plugins';
+$string['subplugintype_assignfeedback'] = 'Feedback plugin';
+$string['subplugintype_assignfeedback_plural'] = 'Feedback plugins';
 $string['teamsubmission'] = 'Students submit in groups';
 $string['teamsubmission_help'] = 'If enabled students will be divided into groups based on the default set of groups or a custom grouping. A group submission will be shared among group members and all members of the group will see each others changes to the submission.';
 $string['teamsubmissiongroupingid'] = 'Grouping for student groups';