Updated Zoom Out Icon SVG (#375)

* UpdatedZoomOutIcon SVG

* Refactor ZoomOutIcon SVG structure

* Add patch changeset for mermaid zoom-out icon fix

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

---------

Co-authored-by: Hayden Bleasel <hello@haydenbleasel.com>
Co-authored-by: Claude Opus 4.6 <noreply@anthropic.com>

Author: 3 people

.changeset/fix-mermaid-zoom-out-icon.md

@@ -0,0 +1,5 @@
+---
+"@streamdown/mermaid": patch
+---
+
+Fix incorrect zoom-out icon SVG in Mermaid preview plugin.

packages/streamdown/lib/icons.tsx

@@ -211,16 +211,16 @@ export const ZoomInIcon = (props: IconProps) => (
 
 export const ZoomOutIcon = (props: IconProps) => (
   <svg
-    color="currentColor"
-    height={16}
-    strokeLinejoin="round"
-    viewBox="0 0 16 16"
-    width={16}
-    {...props}
+      color="currentColor"
+      height={16}
+      strokeLinejoin="round"
+      viewBox="0 0 16 16"
+      width={16}
+      {...props}
   >
     <path
       clipRule="evenodd"
-      d="M15.5607 3.99999L15.0303 4.53032L6.23744 13.3232C5.55403 14.0066 4.44599 14.0066 3.76257 13.3232L4.2929 12.7929L3.76257 13.3232L0.969676 10.5303L0.439346 9.99999L1.50001 8.93933L2.03034 9.46966L4.82323 12.2626C4.92086 12.3602 5.07915 12.3602 5.17678 12.2626L13.9697 3.46966L14.5 2.93933L15.5607 3.99999Z"
+      d="M1.5 6.5C1.5 3.73858 3.73858 1.5 6.5 1.5C9.26142 1.5 11.5 3.73858 11.5 6.5C11.5 9.26142 9.26142 11.5 6.5 11.5C3.73858 11.5 1.5 9.26142 1.5 6.5ZM6.5 0C2.91015 0 0 2.91015 0 6.5C0 10.0899 2.91015 13 6.5 13C8.02469 13 9.42677 12.475 10.5353 11.596L13.9697 15.0303L14.5 15.5607L15.5607 14.5L15.0303 13.9697L11.596 10.5353C12.475 9.42677 13 8.02469 13 6.5C13 2.91015 10.0899 0 6.5 0ZM4.125 5.875H4.75H8.25H8.875V7.125H8.25H4.75H4.125V5.875Z"
       fill="currentColor"
       fillRule="evenodd"
     />