GHA: Enable dependabot for action upgrades

[dweindl]

Automated pull requests if a new major version of any used action is available.

(Will only happen once this makes it into main)

[codecov-commenter]

:warning: Please install the to ensure uploads and comments are reliably processed by Codecov.

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 68.62%. Comparing base (ba84aa6) to head (78d3eb2).

:exclamation: Your organization needs to install the Codecov GitHub app to enable full functionality.

:exclamation: There is a different number of reports uploaded between BASE (ba84aa6) and HEAD (78d3eb2). Click for more details.

HEAD has 9 uploads less than BASE

| Flag | BASE (ba84aa6) | HEAD (78d3eb2) | |------|------|------| ||12|3|

Additional details and impacted files

```diff @@ Coverage Diff @@ ## develop #1423 +/- ## ============================================ - Coverage 83.33% 68.62% -14.72% ============================================ Files 161 161 Lines 13226 13226 ============================================ - Hits 11022 9076 -1946 - Misses 2204 4150 +1946 ```

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[dweindl]

I guess we missed some action updates?

Annotations
17 warnings
quality (3.12)
Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v3, actions/setup-python@v4, actions/cache@v3. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.
windows (3.12)
Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v3, actions/setup-python@v4, actions/cache@v3. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.
select (3.12)
Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v3, actions/setup-python@v4, actions/cache@v3, codecov/codecov-action@v3. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.
select (3.10)
Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v3, actions/setup-python@v4, actions/cache@v3, codecov/codecov-action@v3. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.
hierarchical (3.12)
Node.js 16 actions are deprecated. Please update the following actions to use Node.js 20: actions/checkout@v3, actions/setup-python@v4, actions/cache@v3, codecov/codecov-action@v3. For more information see: https://github.blog/changelog/2023-09-22-github-actions-transitioning-from-node-16-to-node-20/.
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