Cite hq ADR 0170, not 0169: the firewall seat's record was renumbered after a collision on hq main

test/mcp.test.ts

@@ -35,7 +35,7 @@ async function aMeshAndACredential(t: { after: (fn: () => Promise<void> | void)
         { name: "status", description: "what is wrong", input: {} },
         { name: "push", description: "tell a machine", input: { node: { type: "string" } } },
       ] },
-      // A seat held once per machine (design 33 §4, ADR 0169): its verb is asked of one.
+      // A seat held once per machine (design 33 §4, ADR 0170): its verb is asked of one.
       { seat: "node-dns-resolver", scope: "node", tools: [{ name: "lookup", description: "one machine's", input: {} }] },
     ],
   }));
@@ -107,7 +107,7 @@ test("a host initialises, lists the mesh's tools and calls one", async (t) => {
   assert.deepEqual(listed.map((x: { name: string }) => x.name),
     ["mesh-controller.push", "mesh-controller.status", "node-dns-resolver.lookup", "shop.price"],
     "the modules' tools and the roles', named the way a person names them");
-  // A node-scoped seat's verb takes the machine, and requires it (ADR 0169).
+  // A node-scoped seat's verb takes the machine, and requires it (ADR 0170).
   const lookup = listed[2];
   assert.equal(lookup.inputSchema.properties.node.type, "string");
   assert.deepEqual(lookup.inputSchema.required, ["node"]);