Fix website policy violation (#374)

Use the [consent script](https://privacy.apache.org/examples/youtube-html/with-youtube-api.html) suggested in the [website policy](https://privacy.apache.org/policies/website-policy.html) via the [consensual_youtube](https://github.com/apache/infrastructure-pelican/pull/52) pelican plugin

Fixes #373
diff --git a/content/asf25years/index.ezmd b/content/asf25years/index.ezmd
index 1d909f5..52bc468 100644
--- a/content/asf25years/index.ezmd
+++ b/content/asf25years/index.ezmd
@@ -78,7 +78,7 @@
 </div>
 
 ### The Voice of Apache Podcast
-<iframe width="560" height="315" src="https://www.youtube.com/embed/7nY2rlnPISg?si=ow3yTHYZcbWbIDuK" title="YouTube video player" frameborder="0" allow="accelerometer; autoplay; clipboard-write; encrypted-media; gyroscope; picture-in-picture; web-share" allowfullscreen></iframe>
+<youtube youtube_id="7nY2rlnPISg"/>
 
 <div class="spacer-100">
 </div>
diff --git a/content/img/yt_preview_7nY2rlnPISg.jpg b/content/img/yt_preview_7nY2rlnPISg.jpg
new file mode 100644
index 0000000..82af75b
--- /dev/null
+++ b/content/img/yt_preview_7nY2rlnPISg.jpg
Binary files differ
diff --git a/pelicanconf.yaml b/pelicanconf.yaml
index c015fea..2115fb5 100644
--- a/pelicanconf.yaml
+++ b/pelicanconf.yaml
@@ -13,6 +13,7 @@
   use:
     - gfm
     - asfindex
+    - consensual_youtube
 
 setup:
   data: asfdata.yaml