Pull request #4719: flow: implement a per flow check of the packet timestamp and...

Pull request #4719: flow: implement a per flow check of the packet timestamp and drop packets if the timestamp is earlier than the timestamp of the previous packet

Merge in SNORT/snort3 from ~DAVMCPHE/snort3:drop_stale_packets to master

Squashed commit of the following:

commit 27a0456758a6713b2c5cdc94f3d2c59eaa9aa9dc
Author: davis mcpherson <davmcphe@cisco.com>
Date:   Mon May 5 23:18:17 2025 -0400

    snort2lua: add include for cstdint to provide standard c++ integer types

commit 63de2df3d4e5c871a0069b646c0a5c06588d9aa7
Author: davis mcpherson <davmcphe@cisco.com>
Date:   Fri Apr 4 14:45:29 2025 -0400

    flow: implement a per flow check of the packet timestamp and drop packets if the timestamp is earlier than the timestamp of the previous packet

    flow: always count stale packets, only drop if that is enabled by config, set default value for drop_stale_packets to false (disabled)