README.md: Update with changes in blessings issued by the dev.v.io
identity provider.

Change-Id: Ic344978e0a60d0178266d7608c5c6d0ac612f099
diff --git a/README.md b/README.md
index 9f75f41..dc42122 100644
--- a/README.md
+++ b/README.md
@@ -74,7 +74,7 @@
     namespace permissions set users/vanadium.bot@gmail.com - << EOF
     {
       "Admin":{
-        "In":["dev.v.io/root/users/vanadium.bot@gmail.com"]
+        "In":["dev.v.io/u/vanadium.bot@gmail.com"]
       },
       "Resolve":{
         "In":["..."]
@@ -90,7 +90,7 @@
     namespace permissions set users/vanadium.bot@gmail.com/apps/chat - << EOF
     {
       "Admin":{
-        "In":["dev.v.io/root/users/vanadium.bot@gmail.com"]
+        "In":["dev.v.io/u/vanadium.bot@gmail.com"]
       },
       "Read":{
         "In":["..."]