fix: use steps() method with multi-line strings for numbered list

Use steps() method as intended by passing multi-line strings for steps
that have sub-items. This provides semantic clarity and automatic
numbering while maintaining the exact original output format.

Co-authored-by: josecelano <[email protected]>

Author: Copilot

src/presentation/commands/create/subcommands/template.rs

@@ -56,18 +56,13 @@ pub fn handle_template_generation(output_path: &Path) -> Result<(), CreateSubcom
 
     output.blank_line();
 
-    output.info_block(
+    output.steps(
         "Next steps:",
         &[
-            "1. Edit the template file and replace placeholder values:",
-            "   - REPLACE_WITH_ENVIRONMENT_NAME: Choose a unique environment name (e.g., 'dev', 'staging')",
-            "   - REPLACE_WITH_SSH_PRIVATE_KEY_PATH: Path to your SSH private key",
-            "   - REPLACE_WITH_SSH_PUBLIC_KEY_PATH: Path to your SSH public key",
-            "2. Review default values:",
-            "   - username: 'torrust' (can be changed if needed)",
-            "   - port: 22 (standard SSH port)",
+            "Edit the template file and replace placeholder values:\n   - REPLACE_WITH_ENVIRONMENT_NAME: Choose a unique environment name (e.g., 'dev', 'staging')\n   - REPLACE_WITH_SSH_PRIVATE_KEY_PATH: Path to your SSH private key\n   - REPLACE_WITH_SSH_PUBLIC_KEY_PATH: Path to your SSH public key",
+            "Review default values:\n   - username: 'torrust' (can be changed if needed)\n   - port: 22 (standard SSH port)",
             &format!(
-                "3. Create the environment:\n   torrust-tracker-deployer create environment --env-file {}",
+                "Create the environment:\n   torrust-tracker-deployer create environment --env-file {}",
                 output_path.display()
             ),
         ],