Add `@_preInverseGenerics` to `Attachment: CustomStringConvertible`. … #13

Job	Run time
Test / macOS (Xcode 26.0 - sequoia - ARM64)	3m 20s
Test / Linux (nightly-main - jammy)	5m 5s
Test / Linux (nightly-main - amazonlinux2)	5m 54s
Test / iOS (Build Only, Xcode ${{ matrix.xcode_version }} - ${{ matrix.os_version }} - ${{ matrix.arch }})	0s
Test / Embedded Swift SDK for Wasm Build (${{ matrix.swift_version }} - ${{ matrix.os_version }})	0s
Test / Windows (nightly-main - windows-2022)	14m 15s
Test / Swift SDK for Wasm Build (nightly-6.2 - jammy)	3m 59s
Test / Swift SDK for Wasm Build (nightly-6.2 - amazonlinux2)	5m 6s
Test / Swift SDK for Wasm Build (nightly-main - amazonlinux2)	4m 17s
Test / Swift SDK for Wasm Build (nightly-main - jammy)	3m 11s
Test / Swift SDK for Wasm Build (6.2 - amazonlinux2)	3m 41s
Test / Swift SDK for Wasm Build (6.2 - jammy)	2m 54s
Test / Swift SDK for Android Build (${{ matrix.swift_version }} - ${{ matrix.os_version }})	0s
Test / Static Linux Swift SDK Build (${{ matrix.swift_version }} - ${{ matrix.os_version }})	0s
	51m 42s

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