Remove testing logrus output from ppc64le

This removes two tests on ppc64le.

There is an old bug with a syscall on power #8653, that causes
logrus to default to using logfmt. These two tests look for
logrus format specific strings, and fail if they don't see it.

Signed-off-by: Christopher Jones <tophj@linux.vnet.ibm.com>

integration-cli/docker_cli_daemon_test.go

@@ -2068,7 +2068,7 @@ func (s *DockerDaemonSuite) TestRunLinksChanged(c *check.C) {
 }
 
 func (s *DockerDaemonSuite) TestDaemonStartWithoutColors(c *check.C) {
-	testRequires(c, DaemonIsLinux)
+	testRequires(c, DaemonIsLinux, NotPpc64le)
 	newD := NewDaemon(c)
 
 	infoLog := "\x1b[34mINFO\x1b"
@@ -2097,7 +2097,7 @@ func (s *DockerDaemonSuite) TestDaemonStartWithoutColors(c *check.C) {
 }
 
 func (s *DockerDaemonSuite) TestDaemonDebugLog(c *check.C) {
-	testRequires(c, DaemonIsLinux)
+	testRequires(c, DaemonIsLinux, NotPpc64le)
 	newD := NewDaemon(c)
 
 	debugLog := "\x1b[37mDEBU\x1b"

integration-cli/requirements.go

@@ -33,6 +33,10 @@ var (
 		func() bool { return os.Getenv("DOCKER_ENGINE_GOARCH") != "arm" },
 		"Test requires a daemon not running on ARM",
 	}
+	NotPpc64le = testRequirement{
+		func() bool { return os.Getenv("DOCKER_ENGINE_GOARCH") != "ppc64le" },
+		"Test requires a daemon not running on ppc64le",
+	}
 	SameHostDaemon = testRequirement{
 		func() bool { return isLocalDaemon },
 		"Test requires docker daemon to run on the same machine as CLI",