darwin test randomly failing

[debris]

e.g. https://gitlab.parity.io/parity/parity-ethereum/-/jobs/99934

for pr #9608

---- node_table::tests::table_last_contact_order stdout ----
thread 'node_table::tests::table_last_contact_order' panicked at 'assertion failed: `(left == right)`
  left: `[185, 121, 251, 87, 84, 149, 184, 214, 219, 68, 247, 80, 49, 125, 15, 70, 34, 191, 76, 42, 163, 54, 93, 106, 247, 194, 132, 51, 153, 104, 238, 242, 155, 105, 173, 13, 206, 114, 164, 216, 219, 94, 187, 73, 104, 222, 14, 59, 236, 145, 1, 39, 241, 52, 119, 159, 188, 176, 203, 109, 51, 49, 22, 60]`,
 right: `[169, 121, 251, 87, 84, 149, 184, 214, 219, 68, 247, 80, 49, 125, 15, 70, 34, 191, 76, 42, 163, 54, 93, 106, 247, 194, 132, 51, 153, 104, 238, 242, 155, 105, 173, 13, 206, 114, 164, 216, 219, 94, 187, 73, 104, 222, 14, 59, 236, 145, 1, 39, 241, 52, 119, 159, 188, 176, 203, 109, 51, 49, 22, 60]`', util/network-devp2p/src/node_table.rs:638:3
note: Run with `RUST_BACKTRACE=1` for a backtrace.

[debris]

another job where it is failing:

https://gitlab.parity.io/parity/parity-ethereum/-/jobs/99396

for pr #9527

---- node_table::tests::table_last_contact_order stdout ----
thread 'node_table::tests::table_last_contact_order' panicked at 'assertion failed: `(left == right)`
  left: `[201, 121, 251, 87, 84, 149, 184, 214, 219, 68, 247, 80, 49, 125, 15, 70, 34, 191, 76, 42, 163, 54, 93, 106, 247, 194, 132, 51, 153, 104, 238, 242, 155, 105, 173, 13, 206, 114, 164, 216, 219, 94, 187, 73, 104, 222, 14, 59, 236, 145, 1, 39, 241, 52, 119, 159, 188, 176, 203, 109, 51, 49, 22, 60]`,
 right: `[217, 121, 251, 87, 84, 149, 184, 214, 219, 68, 247, 80, 49, 125, 15, 70, 34, 191, 76, 42, 163, 54, 93, 106, 247, 194, 132, 51, 153, 104, 238, 242, 155, 105, 173, 13, 206, 114, 164, 216, 219, 94, 187, 73, 104, 222, 14, 59, 236, 145, 1, 39, 241, 52, 119, 159, 188, 176, 203, 109, 51, 49, 22, 60]`', util/network-devp2p/src/node_table.rs:629:3
note: Run with `RUST_BACKTRACE=1` for a backtrace.

[debris]

it randomly fails, because the the logic depends on system time and on mac os, it is less precise than on the other systems

golang/go#22037