fix: build against musl with vendored tls #30

Job	Run time
Check fmt & build docs	6s
Build Wasm	1m 10s
Minimal versions check (ubuntu-latest)	3m 11s
Build & Test (stable, ubuntu-latest)	3m 59s
Minimal versions check (macOS-latest)	2m 4s
Build & Test (stable, macOS-latest)	3m 33s
Minimal versions check (windows-latest)	6m 32s
Build & Test (stable, windows-latest)	3m 41s
	24m 16s

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