fix(geoportal): show UAT name in search results + fix map snap-back

Search results now JOIN GisUat to display UAT name prominently instead
of just SIRUTA codes. Map flyTo uses imperative handle instead of
stateful props that re-triggered on re-renders.

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/modules/geoportal/components/map-viewer.tsx

@@ -845,12 +845,6 @@ export const MapViewer = forwardRef<MapViewerHandle, MapViewerProps>(
       // eslint-disable-next-line react-hooks/exhaustive-deps
     }, [resolvedMartinUrl, basemap]);
 
-    /* ---- Sync center/zoom prop changes (from search flyTo) ---- */
-    useEffect(() => {
-      if (!mapReady || !mapRef.current || !center) return;
-      mapRef.current.flyTo({ center, zoom: zoom ?? mapRef.current.getZoom(), duration: 1500 });
-    }, [center, zoom, mapReady]);
-
     /* ---- Disable interactions when in drawing modes ---- */
     useEffect(() => {
       const map = mapRef.current;