during CI builds QuicTLS is not cached, let us speed it up by
disabling tests build. Doing so saves ~40s out of 3m40.
download_quictls
cd download-cache/quictls
- ./config shared ${QUICTLS_EXTRA_ARGS:-} --prefix="${HOME}/opt" --openssldir="${HOME}/opt" --libdir=lib -DPURIFY
+ ./config shared no-tests ${QUICTLS_EXTRA_ARGS:-} --prefix="${HOME}/opt" --openssldir="${HOME}/opt" --libdir=lib -DPURIFY
make -j$(nproc) build_sw
make install_sw