fix(deps): update dependency nodebb-theme-peace to v2.1.16 (#11958)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

install/package.json

@@ -104,7 +104,7 @@
         "nodebb-rewards-essentials": "0.2.3",
         "nodebb-theme-harmony": "1.1.45",
         "nodebb-theme-lavender": "7.1.3",
-        "nodebb-theme-peace": "2.1.15",
+        "nodebb-theme-peace": "2.1.16",
         "nodebb-theme-persona": "13.2.22",
         "nodebb-widget-essentials": "7.0.13",
         "nodemailer": "6.9.4",