Try several times to build the become container

[psss]

Seems this is the only point where the podman tests are still failing with the random network errors tracked in #2063. Let's give several attempts to build the container to reduce the failures.

Pull Request Checklist

• extend the test coverage

[psss]

Issue reproduced here. Second attempt to create the image was successful. We'll just need to get rid of the rlRun asserts to make this a passing test.

:: [ 12:54:47 ] :: [  BEGIN   ] :: Running 'podman build -t become-container-test:latest .'
STEP 1/3: FROM quay.io/fedora/fedora:latest
Trying to pull quay.io/fedora/fedora:latest...
Error: creating build container: copying system image from manifest list: parsing image configuration: Get "https://cdn03.quay.io/sha256/ec/ec546109f8227b6cca3212bad13f50f3f3555455f51f0162776a43f160f60343?X-Amz-Algorithm=AWS4-HMAC-SHA256&X-Amz-Credential=AKIAI5LUAQGPZRPNKSJA%2F20231108%2Fus-east-1%2Fs3%2Faws4_request&X-Amz-Date=20231108T125448Z&X-Amz-Expires=600&X-Amz-SignedHeaders=host&X-Amz-Signature=1dd7ea45c2450ac6d367b1a60a073320d466900a78f939266dd22641e54f0919&cf_sign=F%2FQVIzT7xnL3ZDo3zGKWJW1wRUmotHNviitaUw1hgu3Q0G8gjeaoIK%2FJO2li7lR5WKu0Cq5jrcWaSy7n3maW2f17BrUjf06wv0oP1d3WaSqQbxMO%2Fw%2FioYhUsKH4xthUZJCKwoPbSZlZxnkQN4vyZFwz7Id67Kqd%2FvihaZQKWNw2rME1mwEgT2AgAgJgOsT9C19BRCPOKADQyTtGMQ0sKTIGC5o%2BF17xD1nINM9iJ4wbSs8Nu%2B4Rm8JczX7a3W%2Fj3pdgSdo0a8MdC4z5E%2FxOxcw%2FozpYUafnaAb7mjNV8z6qNWV0ZUF%2FwQH4rD7jb%2BANxxsnNsDzON9L7EnbqIPUCg%3D%3D&cf_expiry=1699448688&region=us-east-1": dial tcp: lookup cdn03.quay.io: no such host
:: [ 12:54:48 ] :: [   FAIL   ] :: Command 'podman build -t become-container-test:latest .' (Expected 0, got 125)
Attempt 1 unsuccessful.
:: [ 12:54:53 ] :: [  BEGIN   ] :: Running 'podman build -t become-container-test:latest .'
STEP 1/3: FROM quay.io/fedora/fedora:latest
Trying to pull quay.io/fedora/fedora:latest...
Getting image source signatures
Copying blob sha256:6eb6364132025ad55f6fcb77569eeda080231bd8b0afd82e508f3cb29c3adbec
Copying config sha256:ec546109f8227b6cca3212bad13f50f3f3555455f51f0162776a43f160f60343
Writing manifest to image destination
STEP 2/3: RUN useradd user; usermod -aG wheel user; echo -e 'user\tALL=(ALL)\tNOPASSWD: ALL' >> /etc/sudoers
--> 91182913579c
STEP 3/3: USER user
COMMIT become-container-test:latest
--> c745ebfc6328
Successfully tagged localhost/become-container-test:latest
c745ebfc63286ba815123c36b61ff927181fc9c6c2bfda201378dea9bf2596e0
:: [ 12:54:55 ] :: [   PASS   ] :: Command 'podman build -t become-container-test:latest .' (Expected 0, got 0)