Add m.tile_server section to /.well-known/matrix/client

roles/custom/matrix-base/templates/static-files/well-known/matrix-client.j2

@@ -25,6 +25,11 @@
 	"im.vector.riot.jitsi": {
 		"preferredDomain": {{ matrix_client_element_jitsi_preferredDomain|to_json }}
 	}
+	{% endif %}
+	{% if matrix_client_element_location_sharing_enabled %},
+	"m.tile_server": {
+        "map_style_url": "https://{{ matrix_server_fqn_element }}/map_style.json"
+    }
 	{% endif %}
 	,
 	"io.element.e2ee": {