fix tests: wrong path for FilterClassName upgrade script

Author: bozana

dbscripts/xml/upgrade.xml

@@ -148,7 +148,7 @@
 		<migration class="PKP\migration\upgrade\v3_5_0\I10292_RemoveControlledVocabEntrySettingType"/>
 		<migration class="PKP\migration\upgrade\v3_5_0\I10292_UpdateControlledVocabAssocId"/>
 		<migration class="PKP\migration\upgrade\v3_5_0\I10292_UpdateControlledVocabEntrySettingName"/>
-		<migration class="APP\migration\upgrade\v3_4_0\FilterClassNames"/>
+		<migration class="PKP\migration\upgrade\v3_5_0\FilterClassNames"/>
 		<migration class="APP\migration\upgrade\v3_5_0\I10620_EditorialBoardMemberRole"/>
 		<note file="docs/release-notes/README-3.5.0" />
 	</upgrade>