bundle/run: fix 'occured' and 'pipeine' typos in pipeline.go comments

[SAY-5]

Comments in bundle/run/progress/pipeline.go (lines 20-21) read:

• A state transition occured → occurred
• in the pipeine → pipeline

Comment-only change.

[github-actions]

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Trigger:
go/deco-tests-run/cli

Inputs:

• PR number: 4983
• Commit SHA: 43ec9965d81d89b10be8872f4aa894ed1246a0c6

Checks will be approved automatically on success.

[github-actions]

Waiting for approval

Based on git history, these people are best suited to review:

• @pietern -- recent work in bundle/run/progress/

Eligible reviewers: @andrewnester, @anton-107, @denik, @janniklasrose, @lennartkats-db, @shreyas-goenka

_{Suggestions based on git history. See OWNERS for ownership rules.}