[keyvault] Make Managed HSM tests only weekly (Azure#26943)

Fixes Azure#25734.

Running tests which use Managed HSM only weekly to reduce cost.

Author: timovv

sdk/keyvault/keyvault-admin/tests.yml

@@ -15,6 +15,12 @@ stages:
           Path: sdk/keyvault/keyvault-admin/platform-matrix.json
           Selection: sparse
           GenerateVMJobs: true
+
+      ${{ if not(contains(variables['Build.DefinitionName'], 'tests-weekly')) }}:
+        # Due to the high cost of Managed HSMs, which keyvault-admin requires, we only want to run
+        # the live tests weekly.
+        MatrixFilters:
+          - ArmTemplateParameters=^(?!.*enableHsm.*true)
       EnvVars:
         AZURE_CLIENT_ID: $(aad-azure-sdk-test-client-id)
         AZURE_TENANT_ID: $(aad-azure-sdk-test-tenant-id)

sdk/keyvault/keyvault-keys/tests.yml

@@ -28,6 +28,11 @@ stages:
           Path: sdk/keyvault/keyvault-keys/platform-matrix.json
           Selection: sparse
           GenerateVMJobs: true
+
+      # Due to the high cost of Managed HSMs, we only want to test using them weekly.
+      ${{ if not(contains(variables['Build.DefinitionName'], 'tests-weekly')) }}:
+        MatrixFilters:
+          - ArmTemplateParameters=^(?!.*enableHsm.*true)
       EnvVars:
         AZURE_CLIENT_ID: $(KEYVAULT_CLIENT_ID)
         AZURE_TENANT_ID: $(KEYVAULT_TENANT_ID)