Set mimetype on search link to geojson

Author: moradology

stac_fastapi/types/stac_fastapi/types/clients/landing.py

@@ -64,7 +64,7 @@ def _landing_page(
                 },
                 {
                     "rel": Relations.search.value,
-                    "type": MimeTypes.json,
+                    "type": MimeTypes.geojson,
                     "title": "STAC search",
                     "href": urljoin(base_url, "search"),
                     "method": "POST",