JS: Add overlayChangedFiles

javascript/ql/lib/semmlecode.javascript.dbscheme

@@ -1198,3 +1198,7 @@ databaseMetadata(
   string metadataKey: string ref,
   string value: string ref
 );
+
+overlayChangedFiles(
+  string path: string ref
+);

javascript/ql/lib/semmlecode.javascript.dbscheme.stats

@@ -28296,5 +28296,16 @@
 </dep>
 </dependencies>
 </relation>
+<relation>
+<name>overlayChangedFiles</name>
+<cardinality>50</cardinality>
+<columnsizes>
+<e>
+<k>path</k>
+<v>50</v>
+</e>
+</columnsizes>
+<dependencies/>
+</relation>
 </stats>
 </dbstats>