Update package banner link (#1986)

* Missed single link update

> Working on svg logo to be made available from main site instead of third party.

* Add logo with border

* Update img link

README.md

@@ -1,7 +1,7 @@
 # Discord.Net
 <p align="center">
   <a href="https://discordnet.dev/" title="Click to visit the documentation!">
-    <img src="https://svgshare.com/i/d09.svg" alt="Logo">
+    <img src="https://raw.githubusercontent.com/discord-net/Discord.Net/dev/docs/marketing/logo/SVG/Combinationmark%20White%20Border.svg" alt="Logo">
   </a>
     <br />
     <br />
@@ -18,7 +18,6 @@
     <img src="https://discord.com/api/guilds/848176216011046962/widget.png" alt="Discord">
   </a>
 </p>
-
 Discord NET is an unofficial .NET API Wrapper for the Discord client (https://discord.com).
 
 ## Documentation