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**:  **Restored List with `Metadata` column with single value/tag**:  **Original List with `Metadata` column (Department) with multiple value/tag**:  **Restored List with `Metadata` column with multiple value/tag**:  #### 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