Hitesh Pattanayak 576c9f6b53
handles single & multiple values for metadata columns (#5121)
handles single & multiple values for metadata columns

Similar to `Hyperlink` and `Column` columns, `Metadata` column too is unrecognizable from GRAPH API response. Hence identifying from the field column names.

`Metadata` fields are like tags. A `Metadata` fields can be configured to hold multiple values/tags

**Original List with `Metadata` column (Department) with single value/tag**:
![Metadata-List](https://github.com/alcionai/corso/assets/48874082/0b913a2a-46d5-4d9c-83f9-69a5236b1024)

**Restored List with `Metadata` column with single value/tag**:
![Restored-Metadata-List](https://github.com/alcionai/corso/assets/48874082/9420012b-345c-4fac-90c3-c0d421b2edfb)

**Original List with `Metadata` column (Department) with multiple value/tag**:
![Metadata-List-Multi](https://github.com/alcionai/corso/assets/48874082/054ef4a1-c46e-48ba-b410-a95b540cde33)

**Restored List with `Metadata` column with multiple value/tag**:
![Restored-Multi-Metadata-List](https://github.com/alcionai/corso/assets/48874082/ef6c904b-e431-4a85-9ef2-f08bcf8e21e4)


#### Does this PR need a docs update or release note?

- [ ]  Yes, it's included
- [ ] 🕐 Yes, but in a later PR
- [x]  No

#### Type of change

<!--- Please check the type of change your PR introduces: --->
- [x] 🌻 Feature
- [ ] 🐛 Bugfix
- [ ] 🗺️ Documentation
- [ ] 🤖 Supportability/Tests
- [ ] 💻 CI/Deployment
- [ ] 🧹 Tech Debt/Cleanup

#### Issue(s)
#5084 
#5108 

#### Test Plan

<!-- How will this be tested prior to merging.-->
- [x] 💪 Manual
- [x]  Unit test
- [x] 💚 E2E
2024-01-30 06:35:33 +00:00
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