fix(deps): update dependency nodebb-theme-slick to v1.2.30 (#8620)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

install/package.json

@@ -91,7 +91,7 @@
         "nodebb-rewards-essentials": "0.1.3",
         "nodebb-theme-lavender": "5.1.0",
         "nodebb-theme-persona": "10.2.16",
-        "nodebb-theme-slick": "1.2.29",
+        "nodebb-theme-slick": "1.2.30",
         "nodebb-theme-vanilla": "11.2.10",
         "nodebb-widget-essentials": "4.1.1",
         "nodemailer": "^6.4.6",