tests currently failing

[Guelakais]

Hello. I think your tests are currently broken:

error: Cannot build '/nix/store/gh7hnb8jnj54w610plbm53a1vscpbl6d-siglog-0.1.0.drv'.
       Reason: builder failed with exit code 101.
       Output paths:
         /nix/store/04l9kiss69kl2rccy4bmrsdq231n0b8h-siglog-0.1.0
       Last 25 log lines:
       >
       > thread 'worker::tests::test_call_external_witness_conflict' (9088) panicked at /build/siglog-0.1.0-vendor/reqwest-0.13.1/src/async_impl/client.rs:2467:38:
       > Client::new(): reqwest::Error { kind: Builder, source: General("No CA certificates were loaded from the system") }
       > note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace
       >
       > ---- worker::tests::test_external_witness_partial_failure stdout ----
       >
       > thread 'worker::tests::test_external_witness_partial_failure' (9090) panicked at /build/siglog-0.1.0-vendor/reqwest-0.13.1/src/async_impl/client.rs:2467:38:
       > Client::new(): reqwest::Error { kind: Builder, source: General("No CA certificates were loaded from the system") }
       >
       > ---- worker::tests::test_call_external_witness_success stdout ----
       >
       > thread 'worker::tests::test_call_external_witness_success' (9089) panicked at /build/siglog-0.1.0-vendor/reqwest-0.13.1/src/async_impl/client.rs:2467:38:
       > Client::new(): reqwest::Error { kind: Builder, source: General("No CA certificates were loaded from the system") }
       >
       >
       > failures:
       >     worker::tests::test_call_external_witness_conflict
       >     worker::tests::test_call_external_witness_success
       >     worker::tests::test_external_witness_partial_failure
       >     worker::tests::test_multiple_external_witnesses
       >
       > test result: FAILED. 83 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
       >
       > error: test failed, to rerun pass `--lib`
       For full logs, run:
         nix log /nix/store/gh7hnb8jnj54w610plbm53a1vscpbl6d-siglog-0.1.0.drv