Send more verification packets in packet trimming tests (sonic-net#21435)

Signed-off-by: Ryan Garofano <rgarofano@arista.com>
Signed-off-by: Raghavendran Ramanathan <rraghav@cisco.com>

Author: rgarofano-arista

tests/packet_trimming/constants.py

@@ -52,7 +52,7 @@
 DUMMY_IP = "8.8.8.8"
 DUMMY_IPV6 = "8000::2"
 DUMMY_MAC = "00:11:22:33:44:55"
-PACKET_COUNT = 10
+PACKET_COUNT = 100
 BATCH_PACKET_COUNT = 10000
 ECN = 2   # ECN Capable Transport(0), ECT(0)