chore: ensure unattended-upgrades killing

[geyslan]

1. Explain what the PR does

8959a2e chore: ensure unattended-upgrades killing

2. Explain how to test it

3. Other comments

Issue:

https://github.com/aquasecurity/tracee/actions/runs/8440398742/job/23117187309

Run ./tests/e2e-install-deps.sh
Synchronizing state of unattended-upgrades.service with SysV service script with /lib/systemd/systemd-sysv-install.
Executing: /lib/systemd/systemd-sysv-install disable unattended-upgrades
Removed /etc/systemd/system/multi-user.target.wants/unattended-upgrades.service.
E: Could not get lock /var/lib/dpkg/lock-frontend. It is held by process 1551 (apt-get)
E: Unable to acquire the dpkg frontend lock (/var/lib/dpkg/lock-frontend), is another process using it?
E: Could not get lock /var/lib/dpkg/lock-frontend. It is held by process 1551 (apt-get)
E: Unable to acquire the dpkg frontend lock (/var/lib/dpkg/lock-frontend), is another process using it?
Waiting for other software managers to finish...
All apt locks are free.
Hit:1 http://us-east-2.ec2.archive.ubuntu.com/ubuntu jammy InRelease
Get:2 http://us-east-2.ec2.archive.ubuntu.com/ubuntu jammy-updates InRelease [119 kB]
Get:3 http://us-east-2.ec2.archive.ubuntu.com/ubuntu jammy-backports InRelease [109 kB]
Get:4 http://security.ubuntu.com/ubuntu jammy-security InRelease [110 kB]
Get:5 http://us-east-2.ec2.archive.ubuntu.com/ubuntu jammy-updates/main amd64 Packages [1505 kB]
Get:6 http://us-east-2.ec2.archive.ubuntu.com/ubuntu jammy-updates/main Translation-en [290 kB]
Get:7 http://us-east-2.ec2.archive.ubuntu.com/ubuntu jammy-updates/main amd64 c-n-f Metadata [16.1 kB]
Get:8 http://us-east-2.ec2.archive.ubuntu.com/ubuntu jammy-updates/restricted amd64 Packages [1628 kB]
Get:9 http://us-east-2.ec2.archive.ubuntu.com/ubuntu jammy-updates/restricted Translation-en [273 kB]
Get:10 http://us-east-2.ec2.archive.ubuntu.com/ubuntu jammy-updates/restricted amd64 c-n-f Metadata [520 B]
Get:11 http://us-east-2.ec2.archive.ubuntu.com/ubuntu jammy-updates/universe amd64 Packages [1059 kB]
Get:12 http://us-east-2.ec2.archive.ubuntu.com/ubuntu jammy-updates/universe Translation-en [240 kB]
Get:13 http://us-east-2.ec2.archive.ubuntu.com/ubuntu jammy-updates/universe amd64 c-n-f Metadata [22.1 kB]
Get:14 http://us-east-2.ec2.archive.ubuntu.com/ubuntu jammy-updates/multiverse amd64 Packages [42.1 kB]
Get:15 http://us-east-2.ec2.archive.ubuntu.com/ubuntu jammy-updates/multiverse Translation-en [10.1 kB]
Get:16 http://us-east-2.ec2.archive.ubuntu.com/ubuntu jammy-updates/multiverse amd64 c-n-f Metadata [472 B]
Get:[17](https://github.com/aquasecurity/tracee/actions/runs/8440398742/job/23117187309#step:3:18) http://us-east-2.ec2.archive.ubuntu.com/ubuntu jammy-backports/main amd64 Packages [67.1 kB]
Get:[18](https://github.com/aquasecurity/tracee/actions/runs/8440398742/job/23117187309#step:3:19) http://us-east-2.ec2.archive.ubuntu.com/ubuntu jammy-backports/main Translation-en [11.0 kB]
Get:[19](https://github.com/aquasecurity/tracee/actions/runs/8440398742/job/23117187309#step:3:20) http://us-east-2.ec2.archive.ubuntu.com/ubuntu jammy-backports/main amd64 c-n-f Metadata [388 B]
Get:[20](https://github.com/aquasecurity/tracee/actions/runs/8440398742/job/23117187309#step:3:21) http://us-east-2.ec2.archive.ubuntu.com/ubuntu jammy-backports/universe amd64 Packages [28.4 kB]
Get:[21](https://github.com/aquasecurity/tracee/actions/runs/8440398742/job/23117187309#step:3:22) http://us-east-2.ec2.archive.ubuntu.com/ubuntu jammy-backports/universe Translation-en [16.2 kB]
Get:22 http://us-east-2.ec2.archive.ubuntu.com/ubuntu jammy-backports/universe amd64 c-n-f Metadata [644 B]
Get:23 http://security.ubuntu.com/ubuntu jammy-security/main amd64 Packages [1290 kB]
Get:24 http://security.ubuntu.com/ubuntu jammy-security/main Translation-en [230 kB]
Get:25 http://security.ubuntu.com/ubuntu jammy-security/main amd64 c-n-f Metadata [11.4 kB]
Get:26 http://security.ubuntu.com/ubuntu jammy-security/restricted amd64 Packages [1600 kB]
Get:27 http://security.ubuntu.com/ubuntu jammy-security/restricted Translation-en [268 kB]
Get:28 http://security.ubuntu.com/ubuntu jammy-security/restricted amd64 c-n-f Metadata [520 B]
Get:29 http://security.ubuntu.com/ubuntu jammy-security/universe amd64 Packages [851 kB]
Get:30 http://security.ubuntu.com/ubuntu jammy-security/universe Translation-en [162 kB]
Get:31 http://security.ubuntu.com/ubuntu jammy-security/universe amd64 c-n-f Metadata [16.8 kB]
Get:32 http://security.ubuntu.com/ubuntu jammy-security/multiverse amd64 Packages [37.1 kB]
Get:33 http://security.ubuntu.com/ubuntu jammy-security/multiverse Translation-en [7476 B]
Get:34 http://security.ubuntu.com/ubuntu jammy-security/multiverse amd64 c-n-f Metadata [260 B]
Fetched 10.0 MB in 4s (2787 kB/s)
Reading package lists...
E: Could not get lock /var/lib/dpkg/lock-frontend. It is held by process 1580 (unattended-upgr)
E: Unable to acquire the dpkg frontend lock (/var/lib/dpkg/lock-frontend), is another process using it?
Error: Process completed with exit code 100.