DscpPolicy BPF Add Checksum Validation to Test

Add checksum validation to IPv4 testcases.

Bug: 234808633
Bug: 235559605
Change-Id: Ib3a44577f9892d6903ebc6269cafab1b230dc95a
Merged-In: Ib3a44577f9892d6903ebc6269cafab1b230dc95a
(cherry picked from commit 0cb2e5ef7ba86bc0f65d1dd3e4bdd8418e9ef368)
1 file changed