[V2] action runs on "flyte" namespace

[machichima]

Tracking issue

Why are the changes needed?

Let actions run on "flyte" namespace rather than "project-domain" namespace.

What changes were proposed in this pull request?

Make actions run on "flyte" namespace

How was this patch tested?

• Run python examples/basics/hello.py to submit an action and check if it's in "flyte" namespace:

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• Deploy task with flyte deploy examples/basics/hello_v2.py -p flytesnacks -d development env and run it in the Flyte UI. Ensure the actions created are under "flyte" namespace.

Labels

Please add one or more of the following labels to categorize your PR:

• added: For new features.
• changed: For changes in existing functionality.
• deprecated: For soon-to-be-removed features.
• removed: For features being removed.
• fixed: For any bug fixed.
• security: In case of vulnerabilities

This is important to improve the readability of release notes.

Setup process

Screenshots

Check all the applicable boxes

• I updated the documentation accordingly.
• All new and existing tests passed.
• All commits are signed-off.

Related PRs

Docs link

• main
  • Flyte 2: Cut over to Flyte 2 new backend implementation #6583
    • [V2] action runs on "flyte" namespace 👈

[popojk]

LGTM, thanks!