feat: Extract zoomIn and zoomOut functions to separate file

- Moved zoomIn and zoomOut functions from MapComponent.js to a new file zoomUtils.js in the utils directory.
- Updated MapComponent.js to import and use the zoomIn and zoomOut functions from the new file.
- This change improves code modularity and readability.

utils/zoomUtils.js

@@ -0,0 +1,15 @@
+// utils/zoomUtils.js
+export const zoomIn = (e, map) => {
+  map.flyTo(e.latlng, 12);
+  localStorage.setItem("mapZoom", map.getZoom());
+  localStorage.setItem("mapCenter", JSON.stringify(map.getCenter()));
+};
+
+export const zoomOut = (map) => {
+  const x = 51.41321407879154;
+  const y = 7.739617925303934;
+  const zoom = 7;
+  map.flyTo([x, y], zoom);
+  localStorage.setItem("mapZoom", map.getZoom());
+  localStorage.setItem("mapCenter", JSON.stringify(map.getCenter()));
+};