fix(rectification): keep discriminating after training gate without family coverage

Family and occupation method layers were blocking discrimination even when
training events were complete and a discriminator probe existed, so the agent
only acknowledged evidence and stopped.

Co-authored-by: Cursor <cursoragent@cursor.com>

frontend/tests/rectification-eight-method.test.ts

@@ -355,7 +355,7 @@ test("dasha conflict probe jumps after four scoreable events leave three trainin
     confirmationAllowed: false,
     nextFollowup: plan.next_followup,
     methods: plan.methods,
-  }), "collect_evidence");
+  }), "discriminate_candidates");
 });
 
 test("dasha conflict probe keeps the engine month on the choice card", () => {