adding tests recordings, fixing release changelog

Author: yoavmalichi_microsoft

src/Network/Network.Test/SessionRecords/Commands.Network.Test.ScenarioTests.ApplicationGatewayTests/TestApplicationGatewayFirewallPolicyCustomRuleClientAddrXFFHeaderRemoval.json

@@ -35,8 +35,7 @@
     - `Set-AzApplicationGatewayProbeConfig`
 	- `Add-AzApplicationGatewayProbeConfig`
 	- `New-AzApplicationGatewayProbeConfig`
-* Added property 'GeoLocationXFFHeader' and 'ClientAddrXFFHeader' as VariableName in `NewAzureApplicationGatewayFirewallCustomRuleGroupByVariable`.
-* Fixed bug in `NewAzureApplicationGatewayFirewallCustomRuleGroupByVariable` to add "GeoLocation" as a valid input for VariableName
+* Added 'GeoLocationXFFHeader' and 'ClientAddrXFFHeader' as valid VariableNames in `NewAzureApplicationGatewayFirewallCustomRuleGroupByVariable`.
 
 ## Version 7.21.0
 * Added deprecation warning for cmdlet `Invoke-AzFirewallPacketCapture`