test(artifact): fix test

Signed-off-by: Celso Henrique Souza Silva <celsohenrique367@gmail.com>

Author: nothiaki

test/e2e/artifact_test.go

@@ -247,8 +247,7 @@ var _ = Describe("Podman artifact", func() {
 		Expect(rmAll.OutputToString()).To(BeEmpty())
 
 		// Trying to remove an artifact that does not exist should pass with -i
-		rmIgnorePass := podmanTest.PodmanExitCleanly("artifact", "rm", "-i", "foobar")
-		Expect(rmIgnorePass.OutputToString()).To(BeEmpty())
+		podmanTest.PodmanExitCleanly("artifact", "rm", "-i", "foobar")
 	})
 
 	It("podman artifact inspect with full or partial digest", func() {