Update Plausible analytics snippet (#6835)

Author: jeroenjanssens

_pkgdown.yml

@@ -7,7 +7,12 @@ template:
   includes:
     in_header: |
       <script src="https://cdn.jsdelivr.net/gh/posit-dev/supported-by-posit/js/badge.min.js" data-max-height="43" data-hide-below="1200" data-light-bg="#666f76" data-light-fg="#f9f9f9"></script>
-      <script defer data-domain="ggplot2.tidyverse.org,all.tidyverse.org" src="https://plausible.io/js/plausible.js"></script>
+      <!-- Privacy-friendly analytics by Plausible -->
+      <script async src="https://plausible.io/js/pa-MNYptktHgvay5DiDfCi8H.js"></script>
+      <script>
+        window.plausible=window.plausible||function(){(plausible.q=plausible.q||[]).push(arguments)},plausible.init=plausible.init||function(i){plausible.o=i||{}};
+        plausible.init()
+      </script>
       <script async src="https://widget.kapa.ai/kapa-widget.bundle.js"
       data-button-hide="true"
       data-modal-disclaimer="This is a custom LLM for answering questions about dplyr, tidyr, and ggplot2. Answers are based on the contents of the documentation. Rate the answers to let us know what you think!"