Insert release/dev17.12 to VS rel/d17.12 (#10707)

Author: RikkiGibson

eng/config/PublishData.json

@@ -28,7 +28,7 @@
       ],
       "vsBranch": "main",
       "vsMajorVersion": 17,
-      "insertionCreateDraftPR": true,
+      "insertionCreateDraftPR": false,
       "insertionTitlePrefix": "[d17.12 P2]"
     },
     "release/dev17.6": {
@@ -92,7 +92,7 @@
         "Shipping",
         "NonShipping"
       ],
-      "vsBranch": "main",
+      "vsBranch": "rel/d17.12",
       "vsMajorVersion": 17,
       "insertionCreateDraftPR": false,
       "insertionTitlePrefix": "[d17.12 P1]"