fix(content): update "Copy Token" alt text

Author: shiftinv

guide/docs/prerequisites/creating-your-application.mdx

@@ -63,7 +63,7 @@ Creating a Bot account is a pretty straightforward process.
     <!-- prettier-ignore -->
     <br />
     <p align = "center">
-        <img src={require("./images/copy-token.png").default} alt="New Bot" width="75%"/>
+        <img src={require("./images/copy-token.png").default} alt="Copy Token" width="75%"/>
     </p>
     <br />