Improve embedded.md

Co-authored-by: Joe Mooring <joe@mooring.com>

content/en/templates/embedded.md

@@ -135,7 +135,7 @@ tags = []
 
 Hugo uses the page title and description for the title and description metadata.
 The first 6 URLs from the `images` array are used for image metadata.
-If [page bundles](/content-management/page-bundles/) are used and the `images` array is empty or undefined, images with file names matching `*feature*` or `*cover*,*thumbnail*` are used for image metadata.
+If [page bundles](/content-management/page-bundles/) are used and the `images` array is empty or undefined, images with file names matching `*feature*`, `*cover*`, or `*thumbnail*` are used for image metadata.
 
 Various optional metadata can also be set:
 
@@ -203,7 +203,7 @@ description = "Text about this post"
 images = ["post-cover.png"]
 {{</ code-toggle >}}
 
-If `images` aren't specified in the page front-matter, then hugo searches for [image page resources](/content-management/image-processing/) with `feature`, `cover`, or `thumbnail` in their name.
+If [page bundles](/content-management/page-bundles/) are used and the `images` array is empty or undefined, images with file names matching `*feature*`, `*cover*`, or `*thumbnail*` are used for image metadata.
 If no image resources with those names are found, the images defined in the [site config](/getting-started/configuration/) are used instead.
 If no images are found at all, then an image-less Twitter `summary` card is used instead of `summary_large_image`.