chore(explore): Update chart save to use API endpoints (#20498)

* Update SaveModal to use v1 API instead of POST /explore.

* Refactor SaveModal tests and remove obsolete ones.

* Fix redirect to /explore on save.

* Add toasts (but they don't work).

* Move logic inside try block, clarify unary-plus use.

* Add tests.

* Fix owners bug in updateSlice, enable navigation to dashboard w/o reload.

* Fix toasts.

* Fix translated strings.

* Fix unintended removal from dashboard bug.

* Fix native filters bug.

* Don't refresh Explore page after saving

* Use JSON payload shorthand.

* Prevent current dashboards being overwritten on viz type change.

superset-frontend/src/explore/components/ExploreViewContainer/index.jsx

@@ -464,6 +464,14 @@ function ExploreViewContainer(props) {
     return false;
   }, [lastQueriedControls, props.controls]);
 
+  const saveAction = getUrlParam(URL_PARAMS.saveAction);
+  useChangeEffect(saveAction, () => {
+    if (['saveas', 'overwrite'].includes(saveAction)) {
+      onQuery();
+      addHistory({ isReplace: true });
+    }
+  });
+
   useEffect(() => {
     if (props.ownState !== undefined) {
       onQuery();
@@ -586,6 +594,7 @@ function ExploreViewContainer(props) {
             form_data={props.form_data}
             sliceName={props.sliceName}
             dashboardId={props.dashboardId}
+            sliceDashboards={props.exploreState.sliceDashboards ?? []}
           />
         )}
         <Resizable