chore: release v0.4.6

[github-actions]

🤖 New release

• monzo-lib: 0.4.5 -> 0.4.6 (✓ API compatible changes)

Changelog

0.4.6 - 2025-04-05

Added

• use rustls tls (#156)

Fixed

• (ci) fix the name of the CI runners (#136)

Other

• Merge pull request chore(deps): bump the patch-updates group with 4 updates #150 from danieleades/dependabot/cargo/patch-updates-c89dced416
• Merge pull request chore(deps): bump ring from 0.17.8 to 0.17.13 #151 from danieleades/dependabot/cargo/ring-0.17.13
• (deps) bump tokio from 1.43.0 to 1.44.1
• add funding info (#149)
• (ci) tidying of workflow files and minor refactoring (#148)
• (docs) update CI badge in readme (#147)
• (deps) bump rand from 0.8.5 to 0.9.0 (#143)
• (lint) remove unnecessary semicolon (#146)
• (deps) bump openssl from 0.10.68 to 0.10.70
• (deps) bump the patch-updates group with 3 updates
• address cargo-deny warnings (#142)
• (deps) bump tokio from 1.41.1 to 1.42.0
• (deps) bump codecov/codecov-action from 4 to 5 (#132)
• (deps) bump tokio from 1.40.0 to 1.41.1
• (deps) bump the patch-updates group across 1 directory with 5 updates
• (deps) bump thiserror from 1.0.63 to 2.0.3
• address clippy warnings (#135)
• (ci) refactor CI to parse MSRV from cargo.toml (#134)
• address missing backticks and spelling errors (#124)
• (deps) bump the patch-updates group with 2 updates
• (deps) bump tokio from 1.39.3 to 1.40.0

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