test: missing assertions

Signed-off-by: Armando Ruocco <armando.ruocco@enterprisedb.com>

Author: armru

internal/cnpgi/instance/internal/client/client_test.go

@@ -140,5 +140,8 @@ var _ = Describe("ExtendedClient Get", func() {
 			Expect(err).NotTo(HaveOccurred())
 			err = extendedClient.Get(ctx, client.ObjectKeyFromObject(objectStoreNotInClient), objectStore)
 			Expect(err).NotTo(HaveOccurred())
+
+			Expect(secretInClient.GetResourceVersion()).To(Equal("from cache"))
+			Expect(objectStore.GetResourceVersion()).To(Equal("from cache"))
 		})
 })