build(deps): bump base64 from e77bd70 to 3a5add8 (#654)

Bumps [base64](https://github.com/aklomp/base64) from `e77bd70` to `3a5add8`.
- [Release notes](https://github.com/aklomp/base64/releases)
- [Commits](aklomp/base64@e77bd70...3a5add8)

---
updated-dependencies:
- dependency-name: base64
  dependency-type: direct:production
...

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