fix a file extension for earth day

Author: chrisorban

docs/activities.html

@@ -583,11 +583,11 @@ <h5 class="no-anchor card-title listing-title">
 </div>
 </a>
 </div>
-<div class="g-col-1" data-index="9" data-categories="QWR2YW5jZWQlMjBIUyUyQ1RyaWdvbm9tZXRyeSUyQ0Vudmlyb25tZW50YWwlMjBTY2llbmNlJTJDRGF0YSUyMFNjaWVuY2UlMkNTcHJlYWRzaGVldHMlMkNTdXN0YWluYWJpbGl0eSUyQ0phdmFzY3JpcHQ=" data-listing-file-modified-sort="1751702425666" data-listing-reading-time-sort="1" data-listing-word-count-sort="50">
+<div class="g-col-1" data-index="9" data-categories="QWR2YW5jZWQlMjBIUyUyQ1RyaWdvbm9tZXRyeSUyQ0Vudmlyb25tZW50YWwlMjBTY2llbmNlJTJDRGF0YSUyMFNjaWVuY2UlMkNTcHJlYWRzaGVldHMlMkNTdXN0YWluYWJpbGl0eSUyQ0phdmFzY3JpcHQ=" data-listing-file-modified-sort="1751702765239" data-listing-reading-time-sort="1" data-listing-word-count-sort="50">
 <a href="./projects/earth.html" class="quarto-grid-link">
 <div class="quarto-grid-item card h-100 card-left">
 <p class="card-img-top">
-<img loading="lazy" src="./img/earth3.jpg" class="thumbnail-image card-img" style="height: 150px;">
+<img loading="lazy" src="./img/earth.jpg" class="thumbnail-image card-img" style="height: 150px;">
 </p>
 <div class="card-body post-contents">
 <h5 class="no-anchor card-title listing-title">

projects/earth.qmd

@@ -1,6 +1,6 @@
 ---
 title: "Earth Day"
-image: ../img/earth3.jpg
+image: ../img/earth.jpg
 categories:
   - Advanced HS
   - Trigonometry