f: remove unused getters

Author: matiasedgeandnode

packages/subgraph-service/contracts/libraries/IndexingAgreement.sol

@@ -3,11 +3,9 @@ pragma solidity 0.8.27;
 
 import { IGraphPayments } from "@graphprotocol/horizon/contracts/interfaces/IGraphPayments.sol";
 import { IRecurringCollector } from "@graphprotocol/horizon/contracts/interfaces/IRecurringCollector.sol";
-import { GraphDirectory } from "@graphprotocol/horizon/contracts/utilities/GraphDirectory.sol";
 
 import { ISubgraphService } from "../interfaces/ISubgraphService.sol";
 import { AllocationManager } from "../utilities/AllocationManager.sol";
-import { SubgraphService } from "../SubgraphService.sol";
 import { Directory } from "../utilities/Directory.sol";
 import { Allocation } from "./Allocation.sol";
 import { IndexingAgreementDecoder } from "./IndexingAgreementDecoder.sol";
@@ -715,22 +713,6 @@ library IndexingAgreement {
         return Directory(address(this));
     }
 
-    /**
-     * @notice Gets the Graph Directory
-     * @return The Graph Directory contract
-     */
-    function _graphDirectory() private view returns (GraphDirectory) {
-        return GraphDirectory(address(this));
-    }
-
-    /**
-     * @notice Gets the Subgraph Service
-     * @return The Subgraph Service contract
-     */
-    function _subgraphService() private view returns (SubgraphService) {
-        return SubgraphService(address(this));
-    }
-
     /**
      * @notice Gets the indexing agreement wrapper for a given agreement ID.
      * @dev This function retrieves the indexing agreement wrapper containing the agreement state and collector agreement data.