Enforce hard limits on hosts per package and widgets per host.

Bug: 353240784
Merged-In: I60ee7faf57ed719f93cafad212fef24964dec99f
Change-Id: I60ee7faf57ed719f93cafad212fef24964dec99f
Test: manually verified with PoC app that at most 20 hosts can exists
Flag: EXEMPT CVE
1 file changed