Java/Ruby/Rust/QL: add overlayChangedFiles relation to dbscheme

java/ql/lib/config/semmlecode.dbscheme

@@ -211,6 +211,10 @@ databaseMetadata(
   string value : string ref
 );
 
+overlayChangedFiles(
+  string path: string ref
+);
+
 /*
  * SMAP
  */

java/ql/lib/config/semmlecode.dbscheme.stats

@@ -4004,6 +4004,17 @@
                 </dep>
             </dependencies>
         </relation>
+        <relation>
+            <name>overlayChangedFiles</name>
+            <cardinality>50</cardinality>
+            <columnsizes>
+                <e>
+                    <k>path</k>
+                    <v>50</v>
+                </e>
+            </columnsizes>
+            <dependencies/>
+        </relation>
         <relation>
             <name>smap_header</name>
             <cardinality>1</cardinality>