fix: use plain alt-text for listing image

Author: mcanouil

docs/blog/posts/2025-10-10-quarto-wizard-1-0-0/index.qmd

@@ -14,7 +14,7 @@ categories:
   - extensions
   - productivity
 image: featured.png
-image-alt: "{{< meta alt-text.featured >}}"
+image-alt: "Cartoon dog wizard wearing blue hat with red band holding magic wand creating HTML and CSS code scrolls in starry night scene."
 lang: en-GB
 number-sections: false
 link-external-newwindow: true
@@ -42,7 +42,6 @@ include-in-header:
       </style>
 quarto-wizard: '[]{.quarto-wizard title="Quarto Wizard Logo" aria-label="Quarto Wizard Logo"}'
 alt-text:
-  featured: "Cartoon dog wizard wearing blue hat with red band holding magic wand creating HTML and CSS code scrolls in starry night scene."
   extensions-marketplace: |
     Visual Studio Code Extensions Marketplace showing Quarto Wizard search results with install button.
   quarto-extensions-home: |
@@ -67,7 +66,7 @@ editor:
   .hero-banner
   .img-fluid
   fig-align="center"
-  fig-alt='{{< meta alt-text.featured >}}'
+  fig-alt='{{< meta image-alt >}}'
   width="600px"
 }