This commit has the initial rough set of changes needed to create collections from the group's default SharePoint site.
This still does not have all the functionality that we need, but the idea was that we could get this in and iterate over time.
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#### Does this PR need a docs update or release note?
- [ ] ✅ Yes, it's included
- [x] 🕐 Yes, but in a later PR
- [ ] ⛔ No
#### Type of change
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- [x] 🌻 Feature
- [ ] 🐛 Bugfix
- [ ] 🗺️ Documentation
- [ ] 🤖 Supportability/Tests
- [ ] 💻 CI/Deployment
- [ ] 🧹 Tech Debt/Cleanup
#### Issue(s)
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* https://github.com/alcionai/corso/issues/3990
#### Test Plan
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- [ ] 💪 Manual
- [x] ⚡ Unit test
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renames /internal/connector to /internal/m365. No logic changes in this PR. Only the dir rename, import renames, and one linter shadowing rename.
---
#### Does this PR need a docs update or release note?
- [x] ⛔ No
#### Type of change
- [x] 🧹 Tech Debt/Cleanup
#### Issue(s)
* #1996
#### Test Plan
- [x] ⚡ Unit test
- [x] 💚 E2E
