fix: add docker.io creds to tekton-logging ns

[psturc]

Description

this should fix the konflux bootstrap issue recently seen on ROSA HCP cluster:

Failed to pull image "timberio/vector:0.42.0-distroless-libc": fetching target platform image selected from image index: reading manifest sha256:872e4daa04a347d61841cc387f0b56ea7e3031f9b2eb2ca2e0a936696d7def3c in docker.io/timberio/vector: toomanyrequests: You have reached your pull rate limit. You may increase the limit by authenticating and upgrading: https://www.docker.com/increase-rate-limit

[openshift-ci]

[APPROVALNOTIFIER] This PR is APPROVED

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[konflux-ci-qe-bot]

@psturc: The following test has Failed, say /retest to rerun failed tests.

PipelineRun Name	Status	Rerun command	Build Log	Test Log
konflux-e2e-hwks9	Failed	/retest	View Pipeline Log	View Test Logs

Inspecting Test Artifacts

To inspect your test artifacts, follow these steps:

1. Install ORAS (see the ORAS installation guide).
2. Download artifacts with the following commands:

mkdir -p oras-artifacts
cd oras-artifacts
oras pull quay.io/konflux-test-storage/konflux-team/e2e-tests:konflux-e2e-hwks9

[psturc]

The bootstrap issue was fixed, it failed on 2 unrelated test cases. Merging.