Downgrade jquery to fix mobile navigation issue

package-lock.json

@@ -4916,9 +4916,9 @@
       "dev": true
     },
     "jquery": {
-      "version": "3.3.1",
-      "resolved": "https://registry.npmjs.org/jquery/-/jquery-3.3.1.tgz",
-      "integrity": "sha512-Ubldcmxp5np52/ENotGxlLe6aGMvmF4R8S6tZjsP6Knsaxd/xp3Zrh50cG93lR6nPXyUFwzN3ZSOQI0wRJNdGg=="
+      "version": "1.12.4",
+      "resolved": "https://registry.npmjs.org/jquery/-/jquery-1.12.4.tgz",
+      "integrity": "sha1-AeHfuikP5z3rp3zurLD5ui/sngw="
     },
     "jquery-lazy": {
       "version": "1.7.10",

package.json

@@ -18,7 +18,7 @@
     "dayjs": "^1.7.7",
     "flatpickr": "^4.5.2",
     "font-awesome": "^4.7.0",
-    "jquery": "^3.3.1",
+    "jquery": "^1.12.4",
     "jquery-lazy": "^1.7.10",
     "leaflet": "^1.3.4",
     "normalize.css": "^7.0.0",