Revert ":construction_worker: Disable `solaris-test`, `OpenBSD-test` … #4802

Job	Run time
wasi test (wasm32-wasi, ghcr.io/portable-network-archive/wasi-sdk-gh-actions:wasi-sdk-24)	1m 48s
Test WebAssembly (stable, wasm32-unknown-emscripten)	2m 39s
wasi test (wasm32-wasi)	1m 16s
Test WebAssembly (stable, wasm32-unknown-unknown)	56s
wasi test (wasm32-wasip1, ghcr.io/portable-network-archive/wasi-sdk-gh-actions:wasi-sdk-24)	1m 48s
Test WebAssembly (stable, wasm32-wasi)	1m 51s
Test WebAssembly (stable, wasm32-wasip1)	1m 37s
Test WebAssembly (beta, wasm32-unknown-emscripten)	2m 41s
Test WebAssembly (beta, wasm32-unknown-unknown)	58s
Test WebAssembly (beta, wasm32-wasi)	2m 1s
Test WebAssembly (beta, wasm32-wasip1)	1m 45s
Test WebAssembly (nightly, wasm32-unknown-emscripten)	3m 10s
Test WebAssembly (nightly, wasm32-unknown-unknown)	1m 14s
Test WebAssembly (nightly, wasm32-wasi)	1m 35s
Test WebAssembly (nightly, wasm32-wasip1)	1m 50s
	27m 9s

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