Skip slots to get test to pass and add TODO

consensus/fork_choice/tests/tests.rs

@@ -1226,6 +1226,10 @@ async fn progressive_balances_cache_attester_slashing() {
         .apply_blocks_while(|_, state| state.finalized_checkpoint().epoch == 0)
         .await
         .unwrap()
+        // TODO(electra) The shuffling calculations changed between Altair and Electra. Without 
+        // skipping slots this test breaks. For some reason `fork_name_unchecked` returns Altair
+        // initially, even though this test harness should be initialized with the most recent fork, i.e. Electra
+        .skip_slots(32)
         // Note: This test may fail if the shuffling used changes, right now it re-runs with
         // deterministic shuffling. A shuffling change my cause the slashed proposer to propose
         // again in the next epoch, which results in a block processing failure