Increase default timeout for ns actions from 1min to 2min

Change-Id: I06c3307f0f43431e6578d2a4d377bbe69b135bfe
Signed-off-by: garciadeblas <gerardo.garciadeblas@telefonica.com>
diff --git a/robot-systest/lib/ns_operation_lib.resource b/robot-systest/lib/ns_operation_lib.resource
index 71be6bf..9b68f15 100644
--- a/robot-systest/lib/ns_operation_lib.resource
+++ b/robot-systest/lib/ns_operation_lib.resource
@@ -23,7 +23,7 @@
 
 *** Variables ***
 ${SUCCESS_RETURN_CODE}   0
-${NS_ACTION_MAX_WAIT_TIME}   1min
+${NS_ACTION_MAX_WAIT_TIME}   2min
 ${NS_ACTION_POL_TIME}   15sec
 ${VNF_SCALE_POL_TIME}   15sec
 ${HEALING_POL_TIME}   15sec