fix(dips): release allocation protection on agreement cancel

The pre-unallocate protection check treated both Accepted and
CanceledByPayer as active, leaving allocations stranded on chain after
dipper canceled the agreement. Narrow it to Accepted only so the agent
closes the allocation as the cancel intends.

Co-Authored-By: Claude Opus 4.7 (1M context) <noreply@anthropic.com>

Author: MoonBoi9001

packages/indexer-common/src/indexer-management/monitor.ts

@@ -63,11 +63,16 @@ export class NetworkMonitor {
     if (!this.indexingPaymentsSubgraph) {
       return false
     }
+    // Only `Accepted` blocks unallocation. Once the agreement is canceled
+    // (by payer or by us), the on-chain agreement is already gone, so
+    // protecting the allocation only strands it. The agent's separate
+    // collectAgreementPayments loop handles any final collect on
+    // `CanceledByPayer` agreements independently of allocation lifetime.
     const result = await this.indexingPaymentsSubgraph.checkedQuery(
       gql`
         query indexingAgreements($allocationId: Bytes!) {
           indexingAgreements(
-            where: { allocationId: $allocationId, state_in: [Accepted, CanceledByPayer] }
+            where: { allocationId: $allocationId, state: Accepted }
             first: 1
           ) {
             id