docs: fix readme images

README.md

@@ -1,10 +1,8 @@
 # Wish
 
 <p>
-    <picture>
-        <source srcset="https://stuff.charm.sh/wish/wish-header.webp" type="image/webp">
-        <img style="width: 247px" src="https://stuff.charm.sh/wish/wish-header.png" alt="A nice rendering of a star, anthropomorphized somewhat by means of a smile, with the words ‘Charm Wish’ next to it">
-    </picture><br>
+    <img style="width: 247px" src="https://stuff.charm.sh/wish/wish-header.png" alt="A nice rendering of a star, anthropomorphized somewhat by means of a smile, with the words ‘Charm Wish’ next to it">
+    <br>
     <a href="https://github.com/charmbracelet/wish/releases"><img src="https://img.shields.io/github/release/charmbracelet/wish.svg" alt="Latest Release"></a>
     <a href="https://pkg.go.dev/github.com/charmbracelet/wish?tab=doc"><img src="https://godoc.org/github.com/golang/gddo?status.svg" alt="GoDoc"></a>
     <a href="https://github.com/charmbracelet/wish/actions"><img src="https://github.com/charmbracelet/wish/workflows/Build/badge.svg" alt="Build Status"></a>
@@ -121,6 +119,6 @@ Host localhost
 
 Part of [Charm](https://charm.sh).
 
-<a href="https://charm.sh/"><img alt="The Charm logo" src="https://stuff.charm.sh/charm-badge-unrounded.jpg" width="400"></a>
+<a href="https://charm.sh/"><img alt="The Charm logo" src="https://stuff.charm.sh/charm-badge.jpg" width="400"></a>
 
 Charm热爱开源 • Charm loves open source