fix up perf job label (#2875)

Co-authored-by: Igor Klemenski <igklemen@microsoft.com>

.github/workflows/cicd.yml

@@ -495,7 +495,7 @@ jobs:
       test_command: .\execute_ebpf_cicd_tests.ps1 -TestMode "Stress"
       post_test: .\cleanup_ebpf_cicd_tests.ps1
       build_artifact: Build-x64
-      environment: ebpf_cicd_tests
+      environment: ebpf_cicd_tests_ws2019
       code_coverage: false
       # For this test, we only want kernel mode dumps and not user mode dumps.
       gather_dumps: false
@@ -512,7 +512,7 @@ jobs:
       test_command: .\execute_ebpf_cicd_tests.ps1 -TestMode "Stress" -Options @("RestartExtension")
       post_test: .\cleanup_ebpf_cicd_tests.ps1
       build_artifact: Build-x64
-      environment: ebpf_cicd_tests
+      environment: ebpf_cicd_tests_ws2019
       code_coverage: false
       # For this test, we only want kernel mode dumps and not user mode dumps.
       gather_dumps: false