This is strictly a version bump release to fix github mirrors issue associated with v0.3.3 (due incorrectly tagged commit id). No code changes between v0.3.3 and v0.3.4.

What's Changed

• chore: Update version.txt to v0.3.4 by @andyrzhao in https://github.com/googleapis/enterprise-certificate-proxy/pull/128

Full Changelog: https://github.com/googleapis/enterprise-certificate-proxy/compare/v0.3.3...v0.3.4