[sb] update perf pin (Azure#38769)

* devreq

* bump

Author: l0lawrence

sdk/servicebus/azure-servicebus/dev_requirements.txt

@@ -4,5 +4,4 @@ azure-identity~=1.17.0
 azure-mgmt-servicebus~=8.0.0
 aiohttp>=3.0
 websocket-client
-azure-mgmt-resource<=16.0.0
-azure-mgmt-core~=1.4.0
+azure-mgmt-resource<=16.0.0

sdk/servicebus/perf-tests.yml

@@ -5,7 +5,7 @@ Project: sdk/servicebus/azure-servicebus
 PrimaryPackage: azure-servicebus
 
 PackageVersions:
-- azure-core: 1.26.3
+- azure-core: 1.31.0
   azure-servicebus: 7.11.4
 - azure-core: source
   azure-servicebus: source