fix(shorebird_cli): refer to https://console.shorebird.dev for account creation

packages/shorebird_cli/lib/src/commands/login_ci_command.dart

@@ -28,7 +28,7 @@ class LoginCiCommand extends ShorebirdCommand {
 We could not find a Shorebird account for ${error.email}.''',
         )
         ..info(
-          """If you have not yet created an account, you can do so by running "${lightCyan.wrap('shorebird account create')}". If you believe this is an error, please reach out to us via Discord, we're happy to help!""",
+          '''If you have not yet created an account, go to "${link(uri: Uri.parse('https://console.shorebird.dev'))}" to create one. If you believe this is an error, please reach out to us via Discord, we're happy to help!''',
         );
       return ExitCode.software.code;
     } catch (error) {

packages/shorebird_cli/lib/src/shorebird_validator.dart

@@ -68,7 +68,7 @@ class ShorebirdValidator {
           '''If you already have an account, run ${lightCyan.wrap('shorebird login')} to sign in.''',
         )
         ..info(
-          '''If you don't have a Shorebird account, run ${lightCyan.wrap('shorebird account create')} to create one.''',
+          '''If you don't have a Shorebird account, go to ${link(uri: Uri.parse('https://console.shorebird.dev'))} to create one.''',
         );
       throw UserNotAuthorizedException();
     }

packages/shorebird_cli/test/src/commands/login_ci_command_test.dart

@@ -56,7 +56,7 @@ void main() {
         () => logger.err('We could not find a Shorebird account for $email.'),
       ).called(1);
       verify(
-        () => logger.info(any(that: contains('shorebird account create'))),
+        () => logger.info(any(that: contains('https://console.shorebird.dev'))),
       ).called(1);
     });
 

packages/shorebird_cli/test/src/shorebird_validator_test.dart

@@ -101,7 +101,7 @@ void main() {
                 '''If you already have an account, run ${lightCyan.wrap('shorebird login')} to sign in.''',
               ),
           () => logger.info(
-                '''If you don't have a Shorebird account, run ${lightCyan.wrap('shorebird account create')} to create one.''',
+                '''If you don't have a Shorebird account, go to ${link(uri: Uri.parse('https://console.shorebird.dev'))} to create one.''',
               ),
         ]);
       });