[ci] fix ordering of commands in teamcity build script

Summary:
Ensure binaries are placed in the correct path even
when tests fail.

Test Plan: N/A

Reviewers: deadalnix, jasonbcox, matiu, #bitcoin_abc

Reviewed By: deadalnix, #bitcoin_abc

Subscribers: teamcity

Differential Revision: https://reviews.bitcoinabc.org/D1050