Show second line by using >= 1 instead of > 1 (#4251)

Signed-off-by: Jonas Franz <info@jonasfranz.software>

modules/templates/helper.go

@@ -323,7 +323,7 @@ func RenderCommitBody(msg, urlPrefix string, metas map[string]string) template.H
 
 // IsMultilineCommitMessage checks to see if a commit message contains multiple lines.
 func IsMultilineCommitMessage(msg string) bool {
-	return strings.Count(strings.TrimSpace(msg), "\n") > 1
+	return strings.Count(strings.TrimSpace(msg), "\n") >= 1
 }
 
 // Actioner describes an action