Update hackfest_basic_metrics image to Ubuntu 20

Signed-off-by: aguilard <e.dah.tid@telefonica.com>
1 job for !229 with hbmetrics in 1 minute and 30 seconds (queued for 7 seconds)
latest detached
Status Job ID Name Coverage
  Build
failed #78539
build-local-repository

00:01:30

 
Name Stage Failure
failed
build-local-repository Build
WARNING: Running pip as the 'root' user can result in broken permissions and conflicting behaviour with the system package manager. It is recommended to use a virtual environment instead: https://pip.pypa.io/warnings/venv

[notice] A new release of pip is available: 23.2.1 -> 23.3.1
[notice] To update, run: pip install --upgrade pip
$ rm -rf osmclient/ IM/
$ ./generate_packages.sh
/usr/bin/bash: line 161: ./generate_packages.sh: No such file or directory
Cleaning up project directory and file based variables
ERROR: Job failed: exit code 1