Increase wait retry for activation window during code update

Recent CI update shows update took longer to activate complete.
Bumping up retry for better sucess rate when we hit worse case.

Change-Id: If0f3a4331df38c9915abcf9aff2707f9d49e17b3
Signed-off-by: George Keishing <gkeishin@in.ibm.com>
diff --git a/lib/code_update_utils.py b/lib/code_update_utils.py
index 0fa0114..cdb2ac4 100644
--- a/lib/code_update_utils.py
+++ b/lib/code_update_utils.py
@@ -100,7 +100,7 @@
     retry = 0
     num_read_errors = 0
     read_fail_threshold = 1
-    while (retry < 30):
+    while (retry < 60):
         # TODO: Use retry option in run_key when available.
         status, software_state = keyword.run_key("Read Properties  "
                                                  + var.SOFTWARE_VERSION_URI