chore(deps): update rust crate testcontainers to 0.19.0

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
testcontainers	dependencies	minor	0.18.0 -> 0.19.0

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Release Notes

testcontainers/testcontainers-rs (testcontainers)

### [`v0.19.0`](https://togithub.com/testcontainers/testcontainers-rs/blob/HEAD/CHANGELOG.md#0190---2024-06-27) [Compare Source](https://togithub.com/testcontainers/testcontainers-rs/compare/0.18.0...0.19.0) ##### Details ##### Bug Fixes - \[❗] Use `rustls-tls` as default for `reqwest` ([#​672](https://togithub.com/testcontainers/testcontainers-rs/pull/672)) ##### Documentation - Update examples of `GenericImage::with_exposed_port` ([#​670](https://togithub.com/testcontainers/testcontainers-rs/pull/670)) ##### Features - Add ability to convert `ContainerPort` to `u16` ([#​664](https://togithub.com/testcontainers/testcontainers-rs/pull/664)) ##### Miscellaneous Tasks - Make `ports` module public ([#​665](https://togithub.com/testcontainers/testcontainers-rs/pull/665)) ##### Performance - Use separate dropper thread for `current_thread` flavor ([#​666](https://togithub.com/testcontainers/testcontainers-rs/pull/666)) ##### Refactor - Use multi-threaded runtime for blocking feature ([#​667](https://togithub.com/testcontainers/testcontainers-rs/pull/667))

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