fix: Address compilation issues in unit tests that were missed by CI #35

Job	Run time
WebAssembly SDK	55s
tests / Linux (6.2 - jammy)	1m 4s
tests / macOS (Xcode 16.4 - sequoia - ARM64)	1s
tests / Linux (6.1 - jammy)	2m 23s
tests / Linux (nightly-main - jammy)	55s
tests / macOS (Xcode 16.3 - sequoia - ARM64)	1s
tests / macOS (Xcode 26.0 - sequoia - ARM64)	1s
tests / Swift SDK for Wasm Build (nightly-main - jammy)	2m 3s
tests / Swift SDK for Wasm Build (nightly-6.2 - jammy)	1m 10s
tests / Swift SDK for Wasm Build (6.2 - jammy)	1m 6s
tests / Windows (${{ matrix.swift_version }} - windows-2022)	0s
tests / Embedded Swift SDK for Wasm Build (${{ matrix.swift_version }} - ${{ matrix.os_version }})	0s
tests / Static Linux Swift SDK Build (${{ matrix.swift_version }} - ${{ matrix.os_version }})	0s
tests / Linux (nightly-6.2 - jammy)	1m 1s
Soundness / Documentation check	52s
Soundness / YAML lint check	4s
Soundness / Python lint check	10s
Soundness / License headers check	-1s
Soundness / Format check	2m 11s
Soundness / Unacceptable language check	3s
Soundness / Broken symlinks check	6s
Soundness / Shell check	1m 22s
Soundness / API breakage check	-1s
	15m 26s

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