unique images

Author: ghidalgo3

public/images/hl2-hero.png

@@ -668,7 +668,7 @@ hls2:
     [HLS Overview](https://lpdaac.usgs.gov/data/get-started-data/collection-overview/missions/harmonized-landsat-sentinel-2-hls-overview/).
   assets:
     headerImg:
-      href: ./images/hls2-hero.jpg
+      href: ./images/hls2-hero.webp
     thumbnail:
       href: https://ai4edatasetspublicassets.blob.core.windows.net/assets/pc_thumbnails/hls2.webp
   keywords:

public/images/hls2-hero.webp

@@ -467,15 +467,15 @@ hgb:
 
 hls2-s30:
   category: Imagery
-  headerImg: ./images/sentinel-hero.jpg
+  headerImg: ./images/hls2-s30-hero.webp
   tabs:
     - title: Example Notebook
       src: hls2-example.html
       launch: datasets/hls2/hls2-example.ipynb
 
 hls2-l30:
   category: Imagery
-  headerImg: ./images/sentinel-hero.jpg
+  headerImg: ./images/hls2-l30-hero.webp
   tabs:
     - title: Example Notebook
       src: hls2-example.html