Fix license description for publishing on crates.io.

Author: denisandroid

Cargo.toml

@@ -4,7 +4,7 @@ version = "1.0.5"
 edition = "2024"
 authors = ["Denis Kotlyarov (Денис Котляров) <denis2005991@gmail.com>"]
 repository = "https://github.com/clucompany/include_tt.git"
-license = "MIT | Apache-2.0"
+license = "MIT OR Apache-2.0"
 readme = "README.md"
 
 description = "Macro for embedding (trees, strings, arrays) into macro trees directly from files."