Replace Del icon by Remove icon

It would seem there are editors that still used the old del icon
inherited from 2.X instead of the fresh remove icon from 3.X
resulting to be replaced to an "Error" textual icon.

editor/plugins/resource_preloader_editor_plugin.cpp

@@ -43,7 +43,7 @@ void ResourcePreloaderEditor::_notification(int p_what) {
 
 	if (p_what == NOTIFICATION_ENTER_TREE) {
 		load->set_icon(get_icon("Folder", "EditorIcons"));
-		_delete->set_icon(get_icon("Del", "EditorIcons"));
+		_delete->set_icon(get_icon("Remove", "EditorIcons"));
 	}
 
 	if (p_what == NOTIFICATION_READY) {

editor/project_settings_editor.cpp

@@ -1318,7 +1318,7 @@ void ProjectSettingsEditor::_update_translations() {
 			t->set_text(0, translations[i].replace_first("res://", ""));
 			t->set_tooltip(0, translations[i]);
 			t->set_metadata(0, i);
-			t->add_button(0, get_icon("Del", "EditorIcons"), 0, false, TTR("Remove"));
+			t->add_button(0, get_icon("Remove", "EditorIcons"), 0, false, TTR("Remove"));
 		}
 	}
 
@@ -1436,7 +1436,7 @@ void ProjectSettingsEditor::_update_translations() {
 			t->set_text(0, keys[i].replace_first("res://", ""));
 			t->set_tooltip(0, keys[i]);
 			t->set_metadata(0, keys[i]);
-			t->add_button(0, get_icon("Del", "EditorIcons"), 0, false, TTR("Remove"));
+			t->add_button(0, get_icon("Remove", "EditorIcons"), 0, false, TTR("Remove"));
 			if (keys[i] == remap_selected) {
 				t->select(0);
 				translation_res_option_add_button->set_disabled(false);
@@ -1454,7 +1454,7 @@ void ProjectSettingsEditor::_update_translations() {
 					t2->set_text(0, path.replace_first("res://", ""));
 					t2->set_tooltip(0, path);
 					t2->set_metadata(0, j);
-					t2->add_button(0, get_icon("Del", "EditorIcons"), 0, false, TTR("Remove"));
+					t2->add_button(0, get_icon("Remove", "EditorIcons"), 0, false, TTR("Remove"));
 					t2->set_cell_mode(1, TreeItem::CELL_MODE_RANGE);
 					t2->set_text(1, langnames);
 					t2->set_editable(1, true);