Change global.json sdk.rollForward to latestPatch (#1437)

Author: MichaelSimons

global.json

@@ -2,7 +2,7 @@
   "sdk": {
     "version": "10.0.100-rc.1.25420.111",
     "allowPrerelease": true,
-    "rollForward": "latestFeature",
+    "rollForward": "latestPatch",
     "paths": [
       ".dotnet",
       "$host$"