fix(deps): bump theme versions

install/package.json

@@ -99,9 +99,9 @@
         "nodebb-plugin-spam-be-gone": "1.0.2",
         "nodebb-rewards-essentials": "0.2.2",
         "nodebb-theme-lavender": "6.0.1",
-        "nodebb-theme-persona": "12.1.15",
+        "nodebb-theme-persona": "12.1.16",
         "nodebb-theme-slick": "2.0.4",
-        "nodebb-theme-vanilla": "12.1.19",
+        "nodebb-theme-vanilla": "12.1.20",
         "nodebb-widget-essentials": "6.0.1",
         "nodemailer": "6.9.1",
         "nprogress": "0.2.0",
@@ -192,4 +192,4 @@
             "url": "https://github.com/barisusakli"
         }
     ]
-}
+}