Update from update/networkservicemesh/sdk

[nsmbot]

Update go.mod and go.sum to latest version from networkservicemesh/sdk@main PR link: https://github.com/networkservicemesh/sdk/pull/1443 Commit: 2502d93 Author: Nikita Skrynnik Date: 2023-04-10 14:27:13 +0700 Message:

• Rework request handling in memory handler (# 1443)
  • rework request handling in memory handler Signed-off-by: Nikita Skrynnik nikita.skrynnik@xored.com
  • cleanup Signed-off-by: Nikita Skrynnik nikita.skrynnik@xored.com

  • add test for proper handling of nonexistent records check Signed-off-by: Nikita Skrynnik nikita.skrynnik@xored.com