chore(ci): use standard check for helm & zarf installs

[samayer12]

Description

Use the same deployment checks to confirm success with helm & zarf.

Related Issue

Fixes #1540

Type of change

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Other (security config, docs update, etc)

Checklist before merging

• Unit, Journey, E2E Tests, docs, adr added or updated as needed
• Contributor Guide Steps followed

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 78.97%. Comparing base (35bf589) to head (6df8158).
Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1541   +/-   ##
=======================================
  Coverage   78.97%   78.97%           
=======================================
  Files          40       40           
  Lines        1736     1736           
  Branches      405      405           
=======================================
  Hits         1371     1371           
  Misses        335      335           
  Partials       30       30           

[samayer12]

Job logs for success here

2024-12-06 22:03:41 - Checking readiness for deployment 'pepr-pepr-test-helm' in namespace 'pepr-system'...
2024-12-06 22:03:41 - Using timeout: 300s, interval: 5s
2024-[12](https://github.com/defenseunicorns/pepr/actions/runs/12206776772/job/34056950242#step:19:13)-06 22:03:41 - Waiting for deployment 'pepr-pepr-test-helm' to be ready. Ready replicas: 0/2.
NAME                          READY   UP-TO-DATE   AVAILABLE   AGE
pepr-pepr-test-helm           0/2     2            0           0s
pepr-pepr-test-helm-watcher   0/1     1            0           0s
2024-12-06 22:03:46 - Waiting for deployment 'pepr-pepr-test-helm' to be ready. Ready replicas: 0/2.
NAME                          READY   UP-TO-DATE   AVAILABLE   AGE
pepr-pepr-test-helm           0/2     2            0           5s
pepr-pepr-test-helm-watcher   0/1     1            0           5s
[20](https://github.com/defenseunicorns/pepr/actions/runs/12206776772/job/34056950242#step:19:21)24-12-06 22:03:51 - Deployment 'pepr-pepr-test-helm' is ready with 2 replicas.
2024-12-06 22:03:51 - Checking readiness for deployment 'pepr-pepr-test-helm-watcher' in namespace 'pepr-system'...
2024-12-06 [22](https://github.com/defenseunicorns/pepr/actions/runs/12206776772/job/34056950242#step:19:23):03:51 - Using timeout: 300s, interval: 5s
2024-12-06 22:03:52 - Deployment 'pepr-pepr-test-helm-watcher' is ready with 1 replicas.