fix: dependency versions in examples

Author: rolznz

README.md

@@ -36,13 +36,13 @@ You can use Bitcoin Connect without any build tools:
 
 ```html
 <script type="module">
-  import {launchModal} from 'https://esm.sh/@getalby/[email protected]'; // jsdelivr.net, skypack.dev also work
+  import {launchModal} from 'https://esm.sh/@getalby/bitcoin-connect@^3.8.1'; // jsdelivr.net, skypack.dev also work
 
   // use Bitcoin connect API normally...
   launchModal();
 
   // or if you just want access to the web components:
-  import 'https://esm.sh/@getalby/[email protected]';
+  import 'https://esm.sh/@getalby/bitcoin-connect@^3.8.1';
 </script>
 
 <!-- Bitcoin Connect components are now available -->

demos/html/bc-api-usage.html

@@ -65,8 +65,8 @@ <h1>Programmatic Access Demo</h1>
         launchPaymentModal,
         requestProvider,
         disconnect,
-      } from 'https://esm.sh/@getalby/bitcoin-connect@latest';
-      import {LightningAddress} from 'https://esm.sh/@getalby/lightning-tools@latest';
+      } from 'https://esm.sh/@getalby/bitcoin-connect@^3.8.1';
+      import {LightningAddress} from 'https://esm.sh/@getalby/lightning-tools@^5.2.0';
 
       // Initialize Bitcoin Connect with your app name
       init({appName: 'Programmatic Access Demo'});

demos/html/bc-button.html

@@ -5,7 +5,7 @@
     <meta charset="utf-8" />
     <title>bc-button Demo</title>
     <script type="module">
-      import {onConnected} from 'https://esm.sh/@getalby/bitcoin-connect@latest';
+      import {onConnected} from 'https://esm.sh/@getalby/bitcoin-connect@^3.8.1';
       onConnected((provider) => {
         console.log('Connected with provider', provider);
       });

demos/html/bc-pay-button.html

@@ -7,8 +7,8 @@
 
     <script type="module">
       // Import necessary modules from esm.sh CDN
-      import {init} from 'https://esm.sh/@getalby/bitcoin-connect@latest';
-      import {LightningAddress} from 'https://esm.sh/@getalby/lightning-tools@latest';
+      import {init} from 'https://esm.sh/@getalby/bitcoin-connect@^3.8.1';
+      import {LightningAddress} from 'https://esm.sh/@getalby/lightning-tools@^5.2.0';
 
       // Initialize Bitcoin Connect with your app name
       // This sets up the connection to Bitcoin wallets