Fix the VSCode extension links.

Author: nedtwigg

website/README.mdx

@@ -14,8 +14,8 @@
   */}
   <HeroSubtitle>
     Inside VSCode and its forks
-      <a href="https://marketplace.visualstudio.com/items?itemName=mouseterm.mouseterm">Microsoft VSCode Marketplace</a>{" / "}
-      <a href="https://open-vsx.org/extension/mouseterm/mouseterm">OpenVSX</a>.
+      <a href="https://marketplace.visualstudio.com/items?itemName=diffplug.mouseterm">Microsoft VSCode Marketplace</a>{" / "}
+      <a href="https://open-vsx.org/extension/diffplug/mouseterm">OpenVSX</a>.
     Or standalone
       <a href="#download">Mac</a>{" / "}
       <a href="#download">Windows</a>{" / "}
@@ -177,8 +177,8 @@ keypress goes straight to the terminal.
   <InstallOption title="VSCode Extension">
     Runs inside your editor. Open the command palette and search MouseTerm.
 
-    <a href="https://marketplace.visualstudio.com/items?itemName=mouseterm.mouseterm">VSCode Marketplace</a>{" / "}
-    <a href="https://open-vsx.org/extension/mouseterm/mouseterm">OpenVSX</a>
+    <a href="https://marketplace.visualstudio.com/items?itemName=diffplug.mouseterm">VSCode Marketplace</a>{" / "}
+    <a href="https://open-vsx.org/extension/diffplug/mouseterm">OpenVSX</a>
   </InstallOption>
   <InstallOption title="Standalone App">
     Runs on its own. Free forever. Hack the source and run your own fork.

website/src/pages/Home.tsx

@@ -226,8 +226,8 @@ function Home() {
           <div className="mt-10 space-y-3 text-base leading-relaxed">
             <p>
               Install for VSCode (and its forks) —{" "}
-              <a href="https://marketplace.visualstudio.com/items?itemName=mouseterm.mouseterm" className="text-[var(--color-caramel)] hover:underline">Microsoft VSCode Marketplace</a>{" / "}
-              <a href="https://open-vsx.org/extension/mouseterm/mouseterm" className="text-[var(--color-caramel)] hover:underline">OpenVSX</a>
+              <a href="https://marketplace.visualstudio.com/items?itemName=diffplug.mouseterm" className="text-[var(--color-caramel)] hover:underline">Microsoft VSCode Marketplace</a>{" / "}
+              <a href="https://open-vsx.org/extension/diffplug/mouseterm" className="text-[var(--color-caramel)] hover:underline">OpenVSX</a>
             </p>
             <p>
               Standalone apps —{" "}