0.15.0rc1

• deps: bump up dev deps
• refactor: remove abstractproperty decorator from CLIPlugin class
• feat: Add ioplugin to support handling files from other platforms (e.g. the cloud)
• ci: add python3.12 to CI
• test: fork each test in test_job.py
• test: fork tests in test_pipen.py and test_proc.py
• docs: correct the documentation about dirsig

Full Changelog: 0.14.6...0.15.0rc1