<ExpiryInSec> tag in populatechache policy, deletes cache from L2 cache as well

[priyanka212]

Hi

Need to understand when I add <ExpiryInSec> tag in <PopulateCache> policy. Does this invalidate cache from L2 store as well.

From below doc its not very clear. 

https://docs.apigee.com/api-platform/cache/cache-internals

@dino