fix: update tests for ProvisioningProperties runtimeBaseImage field

Add missing runtimeBaseImage arg to ProvisioningProperties constructor
calls in tests. Also add missing self-proxy arg to VendorTenantService
constructor (pre-existing from async provisioning commit).

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

src/test/java/net/siegeln/cameleer/saas/portal/TenantPortalServiceTest.java

@@ -47,7 +47,7 @@ class TenantPortalServiceTest {
     private TenantProvisioner tenantProvisioner;
 
     private final ProvisioningProperties provisioningProps = new ProvisioningProperties(
-            null, null, null, null, "test.example.com", "https", null, null, null, null, null, null, null, null, null);
+            null, null, null, null, null, "test.example.com", "https", null, null, null, null, null, null, null, null, null);
 
     private TenantPortalService tenantPortalService;
 

src/test/java/net/siegeln/cameleer/saas/vendor/VendorTenantServiceTest.java

@@ -75,14 +75,14 @@ class VendorTenantServiceTest {
     @BeforeEach
     void setUp() {
         var provisioningProps = new ProvisioningProperties(
-            "img", "uiimg", "net", "traefik", "localhost", "https",
+            "img", "uiimg", "runtime-base:latest", "net", "traefik", "localhost", "https",
             "jdbc:postgresql://pg:5432/db", "cameleer", "cameleer_dev",
             "jdbc:clickhouse://ch:8123/cameleer", "default", "cameleer_ch",
             "https://localhost/oidc", "http://cameleer-logto:3001/oidc/jwks", "https://localhost");
         vendorTenantService = new VendorTenantService(
                 tenantService, tenantRepository, licenseService,
                 tenantProvisioner, serverApiClient, logtoClient, logtoConfig,
-                auditService, provisioningProps, dataCleanupService, tenantDatabaseService);
+                auditService, provisioningProps, dataCleanupService, tenantDatabaseService, null);
     }
 
     // --- Helpers ---