Add missing getter functions in TreasuryStorage (#15)

Author: icemelon

src/TreasuryStorage.sol

@@ -143,10 +143,22 @@ contract TreasuryStorage {
         return _getStorage().governance;
     }
 
+    function reporter() public view returns (address) {
+        return _getStorage().reporter;
+    }
+
+    function allocator() public view returns (address) {
+        return _getStorage().allocator;
+    }
+
     function assetManager() public view returns (address) {
         return _getStorage().assetManager;
     }
 
+    function insuranceVault() public view returns (address) {
+        return _getStorage().insuranceVault;
+    }
+
     function governanceWarchest() public view returns (address) {
         return _getStorage().governanceWarchest;
     }