Fix help message case for podman version

This is a cosmetic change. The help message for `podman version` is in
title case whereas all other command help messages are not in title
case. This stands out as inconsistent when looking at the output of
`podman help`.

Signed-off-by: Praveen Kumar <praveen+git@kumar.in>

cmd/podman/system/version.go

@@ -20,7 +20,7 @@ var (
 	versionCommand = &cobra.Command{
 		Use:               "version [options]",
 		Args:              validate.NoArgs,
-		Short:             "Display the Podman Version Information",
+		Short:             "Display the Podman version information",
 		RunE:              version,
 		ValidArgsFunction: completion.AutocompleteNone,
 	}

test/e2e/version_test.go

@@ -31,7 +31,6 @@ var _ = Describe("Podman version", func() {
 		f := CurrentGinkgoTestDescription()
 		processTestResult(f)
 		podmanTest.SeedImages()
-
 	})
 
 	It("podman version", func() {
@@ -96,4 +95,13 @@ var _ = Describe("Podman version", func() {
 		session.WaitWithDefaultTimeout()
 		Expect(session).Should(Exit(0))
 	})
+
+	It("podman help", func() {
+		session := podmanTest.Podman([]string{"help"})
+		session.WaitWithDefaultTimeout()
+		Expect(session).Should(Exit(0))
+		Expect(session.Out.Contents()).Should(
+			ContainSubstring("Display the Podman version information"),
+		)
+	})
 })