Add a test with duplicate item IDs for OneDrive (#2845)

Ensure that as long as drive IDs are unique we can handle
items with the same ID if they're in different drives.

This is a direct result of observing SharePoint sites that
have multiple drives and the root of each drive has the
same ID

---

#### 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

- [ ] 🌻 Feature
- [ ] 🐛 Bugfix
- [ ] 🗺️ Documentation
- [x] 🤖 Test
- [ ] 💻 CI/Deployment
- [ ] 🧹 Tech Debt/Cleanup

#### Issue(s)

* #2732

#### Test Plan

- [ ] 💪 Manual
- [x] ⚡ Unit test
- [ ] 💚 E2E

src/internal/connector/onedrive/collections_test.go

@@ -1587,6 +1587,64 @@ func (suite *OneDriveCollectionsUnitSuite) TestGet() {
 				rootFolderPath2: getDelList("file2"),
 			},
 		},
+		{
+			name: "TwoDrives_DuplicateIDs_OneItemPageEach_NoErrors",
+			drives: []models.Driveable{
+				drive1,
+				drive2,
+			},
+			items: map[string][]deltaPagerResult{
+				driveID1: {
+					{
+						items: []models.DriveItemable{
+							driveRootItem("root"),
+							driveItem("folder", "folder", driveBasePath1, "root", false, true, false),
+							driveItem("file", "file", driveBasePath1+"/folder", "folder", true, false, false),
+						},
+						deltaLink: &delta,
+					},
+				},
+				driveID2: {
+					{
+						items: []models.DriveItemable{
+							driveRootItem("root"),
+							driveItem("folder", "folder", driveBasePath2, "root", false, true, false),
+							driveItem("file2", "file", driveBasePath2+"/folder", "folder", true, false, false),
+						},
+						deltaLink: &delta2,
+					},
+				},
+			},
+			errCheck: assert.NoError,
+			prevFolderPaths: map[string]map[string]string{
+				driveID1: {},
+				driveID2: {},
+			},
+			expectedCollections: map[string]map[data.CollectionState][]string{
+				rootFolderPath1: {data.NewState: {}},
+				folderPath1:     {data.NewState: {"folder", "file"}},
+				rootFolderPath2: {data.NewState: {}},
+				folderPath2:     {data.NewState: {"folder", "file2"}},
+			},
+			expectedDeltaURLs: map[string]string{
+				driveID1: delta,
+				driveID2: delta2,
+			},
+			expectedFolderPaths: map[string]map[string]string{
+				driveID1: {
+					"root":   rootFolderPath1,
+					"folder": folderPath1,
+				},
+				driveID2: {
+					"root":   rootFolderPath2,
+					"folder": folderPath2,
+				},
+			},
+			expectedDelList: map[string]map[string]struct{}{
+				rootFolderPath1: getDelList("file"),
+				rootFolderPath2: getDelList("file2"),
+			},
+		},
 		{
 			name:   "OneDrive_OneItemPage_Errors",
 			drives: []models.Driveable{drive1},