v3.4.1: 🐞 Bugfix - iNotify bug on Linux solved!

What's Changed

• test(pickle): add Linux-only test for inotify instance exhaustion (Issue #24) by @shaypal5 in #275
• [pre-commit.ci] pre-commit suggestions by @pre-commit-ci in #276
• Fix inotify instance exhaustion in pickle backend (Issue #24) by @shaypal5 in #277
• Release v3.4.1 by @shaypal5 in #278

Full Changelog: v3.4.0...v3.4.1