[FLINK-34331][ci] Adds reusable workflow that is used to load the runner configuration based on the projects owner

[XComp]

What is the purpose of the change

The goal is to enable Apache-hosted runners for the main repo but allow forks to use the GitHub-hosted runners.

Brief change log

• Adds reusable workflow for initializing workflows which initializes a parameter for configuring the underlying runner

Verifying this change

• Test run in fork

Does this pull request potentially affect one of the following parts:

• Dependencies (does it add or upgrade a dependency): no
• The public API, i.e., is any changed class annotated with @Public(Evolving): no
• The serializers: no
• The runtime per-record code paths (performance sensitive): no
• Anything that affects deployment or recovery: JobManager (and its components), Checkpointing, Kubernetes/Yarn, ZooKeeper: no
• The S3 file system connector: no

Documentation

• Does this pull request introduce a new feature? no
• If yes, how is the feature documented? not applicable

[flinkbot]

CI report:

• 75374e85405a03ac08ae1d9cdd227b52d3e0f9ec Azure: SUCCESS Azure: SUCCESS

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