Merge pull request #106688 from CliveTran/main

Update custom-policies-series-hello-world.md

Author: ShannonLeavitt

articles/active-directory-b2c/custom-policies-series-hello-world.md

@@ -59,7 +59,7 @@ If you haven't already done so, create the following encryption keys. To automat
 
             <BuildingBlocks>
                 <!-- Building Blocks Here-->
-            <BuildingBlocks>
+            </BuildingBlocks>
 
             <ClaimsProviders>
                 <!-- Claims Providers Here-->
@@ -303,4 +303,4 @@ Next, learn:
 
 - About custom policy [claims data type](claimsschema.md#datatype). 
 
-- About custom policy [user input types](claimsschema.md#userinputtype).
+- About custom policy [user input types](claimsschema.md#userinputtype).