Add --boot-timeout option to extend boot timeout for create_cf

Bug: 136015823
Test: atest acloud_test --host&
      acloud create -v (check timeout is 300s)
      acloud create -v --boot-timeout 600 (check timeout is 600s)
      acloud create_cf --build_target cf_x86_phone-userdebug_coverage
                       --branch git_rvc-release
		       --build_id 5727908
		       --boot-timeout 600
		       --config_file ~/acloud_test.config -v

Change-Id: I03b0691cab7ebd780f683cc4aaa70a2d2bcea77b
diff --git a/public/acloud_main.py b/public/acloud_main.py
index 777da3d..1930bbb 100644
--- a/public/acloud_main.py
+++ b/public/acloud_main.py
@@ -438,7 +438,8 @@
             serial_log_file=args.serial_log_file,
             logcat_file=args.logcat_file,
             autoconnect=args.autoconnect,
-            report_internal_ip=args.report_internal_ip)
+            report_internal_ip=args.report_internal_ip,
+            boot_timeout_secs=args.boot_timeout_secs)
     elif args.which == CMD_CREATE_GOLDFISH:
         report = create_goldfish_action.CreateDevices(
             cfg=cfg,