Pricesheet sync API next page link fix (Skip token getting trimmed) (#21249)

* Remove trimming of skipToken

* Added description to the change logs

* Update ChangeLog.md

---------

Co-authored-by: Yabo Hu <yabhu@microsoft.com>

Author: ampravinr

src/Billing/Billing/ChangeLog.md

@@ -18,6 +18,7 @@
         - Additional information about change #1
 -->
 ## Upcoming Release
+* Fixed pagination for `Get-AzConsumptionPriceSheet` cmdlet
 
 ## Version 2.0.0
 * Added `Get-AzBillingAccount` cmdlet

src/Billing/Consumption/Cmdlets/GetAzureRmConsumptionPriceSheet.cs

@@ -68,13 +68,6 @@ public override void ExecuteCmdlet()
                             expand, skipToken, numberToFetch);
                         UpdateResult(result, priceSheet);
                         nextLink = priceSheet?.NextLink;
-                        if (!string.IsNullOrWhiteSpace(nextLink))
-                        {
-                            skipToken =
-                                nextLink.Substring(
-                                    nextLink.LastIndexOf("skiptoken", StringComparison.InvariantCultureIgnoreCase) + 10);
-                            skipToken = skipToken.Substring(0, 12);
-                        }                                                                  
                     } while (!this.Top.HasValue && !string.IsNullOrWhiteSpace(nextLink));                    
                 }
                 else
@@ -84,13 +77,6 @@ public override void ExecuteCmdlet()
                         priceSheet = ConsumptionManagementClient.PriceSheet.Get(expand, skipToken, numberToFetch);
                         UpdateResult(result, priceSheet);
                         nextLink = priceSheet?.NextLink;
-                        if (!string.IsNullOrWhiteSpace(nextLink))
-                        {
-                            skipToken =
-                                nextLink.Substring(
-                                    nextLink.LastIndexOf("skiptoken", StringComparison.InvariantCultureIgnoreCase) + 10);
-                            skipToken = skipToken.Substring(0, 12);
-                        }                                               
                     } while (!this.Top.HasValue && !string.IsNullOrWhiteSpace(nextLink));
                 }
             }