Fixed typo of const value

mipsparc · web-flow · commit 297b2c450b87 · 2025-06-18T19:38:13.000+09:00
The value of const was typo "heder" so fixed to "header". Although, there is no damage/risk because of this typo.
diff --git a/tw/tw.go b/tw/tw.go
@@ -56,7 +56,7 @@ const (
 )
 
 const (
-	SectionHeader = "heder"
+	SectionHeader = "header"
 	SectionRow    = "row"
 	SectionFooter = "footer"
 )
