[Coverity CID: 183044] Memory - corruptions in /tests/net/app/src/main.c

[Shilpashree3lc-zz]

Static code scan issues seen in File: /tests/net/app/src/main.c
Category: Memory - corruptions
Function: app_tcp4_client_peer_addr
Component: Tests
CID: 183044
Please fix or provide comments to square it off in coverity in the link: https://scan9.coverity.com/reports.htm#v32951/p12996

[jukkar]

False positive.