add the baz plugin manager for bash

[TruncatedDinoSour]

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- **Title**: baz - **Link**: https://github.com/TruncatedDinosour/baz - **Category**: Bash - **Description**: A fast, lightweight and easy plugin manager for Bash.

[TruncatedDinoSour]

i thought i might make a pr as the bash section has 0 plugin managers