fix: no need to escape base64 value

Author: mcanouil

src/resources/projects/website/listing/item-default.ejs.md

@@ -66,7 +66,7 @@ print(`<div class="metadata-value listing-${field}">${listing.utilities.outputLi
 ```{=html}
 <div class="listing-categories">
 <% for (const category of item.categories) { %>
-<div class="listing-category" onclick="window.quartoListingCategory('<%- utils.b64encode(category) %>'); return false;"><%= category %></div>
+<div class="listing-category" onclick="window.quartoListingCategory('<%= utils.b64encode(category) %>'); return false;"><%= category %></div>
 <% } %>
 </div>
 ```

src/resources/projects/website/listing/item-grid.ejs.md

@@ -88,7 +88,7 @@ return !["title", "image", "image-alt", "date", "author", "subtitle", "descripti
 ```{=html}
 <div class="listing-categories">
 <% for (const category of item.categories) { %>
-<div class="listing-category" onclick="window.quartoListingCategory('<%- utils.b64encode(category ) %>'); return false;"><%= category %></div>
+<div class="listing-category" onclick="window.quartoListingCategory('<%= utils.b64encode(category ) %>'); return false;"><%= category %></div>
 <% } %>
 </div>
 ```