fix addressbook fetch timeout

libi2pd_client/AddressBook.cpp

@@ -753,7 +753,7 @@ namespace client
 						end = true;
 					newDataReceived.notify_all ();
 				},
-				30); // wait for 30 seconds
+				SUBSCRIPTION_REQUEST_TIMEOUT);
 			std::unique_lock<std::mutex> l(newDataReceivedMutex);
 			if (newDataReceived.wait_for (l, std::chrono::seconds (SUBSCRIPTION_REQUEST_TIMEOUT)) == std::cv_status::timeout)
 			{

libi2pd_client/AddressBook.h

@@ -23,7 +23,7 @@ namespace client
 	const int CONTINIOUS_SUBSCRIPTION_UPDATE_TIMEOUT = 720; // in minutes (12 hours)
 	const int CONTINIOUS_SUBSCRIPTION_RETRY_TIMEOUT = 5; // in minutes
 	const int CONTINIOUS_SUBSCRIPTION_MAX_NUM_RETRIES = 10; // then update timeout
-	const int SUBSCRIPTION_REQUEST_TIMEOUT = 60; //in second
+	const int SUBSCRIPTION_REQUEST_TIMEOUT = 120; //in second
 
 	const uint16_t ADDRESS_RESOLVER_DATAGRAM_PORT = 53;
 	const uint16_t ADDRESS_RESPONSE_DATAGRAM_PORT = 54;