fix test

Author: wxiaoguang

modules/git/repo_tag_test.go

@@ -263,6 +263,7 @@ func TestRepository_parseTagRef(t *testing.T) {
 
 * add changelog of v1.9.1
 * Update CHANGELOG.md
+
 -----BEGIN PGP SIGNATURE-----
 
 aBCGzBAABCgAdFiEEyWRwv/q1Q6IjSv+D4IPOwzt33PoFAmI8jbIACgkQ4IPOwzt3
@@ -303,7 +304,7 @@ qbHDASXl
 				Object:        MustIDFromString("3325fd8a973321fd59455492976c042dde3fd1ca"),
 				Type:          "tag",
 				Tagger:        parseSignatureFromCommitLine("Foo Bar <foo@bar.com> 1565789218 +0300"),
-				CommitMessage: CommitMessage{MessageRaw: "Add changelog of v1.9.1 (#7859)\n\n* add changelog of v1.9.1\n* Update CHANGELOG.md"},
+				CommitMessage: CommitMessage{MessageRaw: "Add changelog of v1.9.1 (#7859)\n\n* add changelog of v1.9.1\n* Update CHANGELOG.md\n"},
 				Signature: &CommitSignature{
 					Signature: `-----BEGIN PGP SIGNATURE-----