CI: killing the ethernet-based VM after build

Signed-off-by: Raphael Defosseux <raphael.defosseux@eurecom.fr>
14 jobs for develop-nr in 0 seconds (queued for 22 minutes and 5 seconds)
Status Job ID Name Coverage
  External
passed Analysis with cppcheck

00:08:27

passed Build UE-ethernet

00:03:56

passed Build basic-sim

00:00:05

passed Build eNb-USRP

00:01:02

passed Build eNb-ethernet

00:01:42

passed Build gNb-usrp

00:00:08

passed Build nr-UE-usrp

00:00:09

passed Build phy-sim

00:06:26

passed Test basic-sim

00:13:11

passed Test phy-sim

00:18:25

passed Test-FDD-Band7

00:25:58

failed Test-IF4p5-FDD-Band7

00:58:23

failed Test-IF4p5-TDD-Band40

01:09:25

passed Test-TDD-Band40

00:43:26