Update `error-prone.picnic.tech` website content

Upgrade OpenRewrite Templating 1.20.0 -> 1.20.1 (#1474) #2636

Sign in to view logs

Summary
Jobs
- build
- deploy
Run details
- Usage
- Workflow file

Run time

Learn about OS pricing on GitHub Actions

Job	Run time
build	25s
deploy	0s
	25s