refactor: remove deprecated YAML template files

- Deleted all 'template.yml' files from various blueprints as part of the transition to TOML format.
- Updated the script to delete the 'template.yml' files instead of converting them to 'template.toml'.

blueprints/activepieces/template.yml

@@ -1,21 +0,0 @@
-variables:
-  main_domain: ${domain}
-  api_key: ${password:32}
-  encryption_key: ${password:32}
-  jwt_secret: ${password:32}
-  postgres_password: ${password:32}
-
-config:
-  domains:
-    - serviceName: activepieces
-      port: 80
-      host: ${main_domain}
-
-  env:
-    - AP_HOST=${main_domain}
-    - AP_API_KEY=${api_key}
-    - AP_ENCRYPTION_KEY=${encryption_key}
-    - AP_JWT_SECRET=${jwt_secret}
-    - AP_POSTGRES_PASSWORD=${postgres_password}
-
-  mounts: []