feat(templates): Add `versioning-strategy` to dependabot config of Cookiecutter templates

[edgarrmondragon]

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📚 Documentation preview 📚: https://meltano-sdk--2769.org.readthedocs.build/en/2769/

[codspeed-hq[bot]]

CodSpeed Performance Report

Merging #2769 will not alter performance

_{Comparing edgarrmondragon/chore/versioning-strategy (ba6daf6) with main (344a218)}

Summary

✅ 6 untouched benchmarks

[codecov[bot]]

Codecov Report

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

Project coverage is 90.81%. Comparing base (eabc4d7) to head (ba6daf6). Report is 1 commits behind head on main.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## main #2769 +/- ## ======================================= Coverage 90.81% 90.81% ======================================= Files 62 62 Lines 5130 5130 Branches 660 660 ======================================= Hits 4659 4659 Misses 330 330 Partials 141 141 ```

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