pcu: Rework test TC_ul_tbf_reestablish_with_pkt_resource_req_n3105_max to base it on T3168

N3105 is used for DL TBFs only (as tested by TC_n3105_max_t3195). The
test TC_ul_tbf_reestablish_with_pkt_resource_req_n3105_max is hence
wrongly written and should be based on T3168. Since recently, osmo-pcu
also moved to using T3168 in the scenario triggered by this test, hence
move to using it.

Related: osmo-pcu.git Change-Id I87dff68dedd06b60501e7586d20faf02bb1f0c93
Change-Id: Ibdfa9879cc56f5e2090cee0d3d70ee5df7c90454
2 files changed