Add post_blank to the rust types.

src/intermediate/latex_fragment.rs

@@ -1,10 +1,11 @@
 use super::macros::intermediate;
-
 use crate::error::CustomError;
+use organic::types::StandardProperties;
 
 #[derive(Debug, Clone)]
 pub(crate) struct ILatexFragment {
     pub(crate) value: String,
+    pub(crate) post_blank: organic::types::PostBlank,
 }
 
 intermediate!(
@@ -20,6 +21,9 @@ intermediate!(
         } else {
             original.value.to_owned()
         };
-        Ok(ILatexFragment { value })
+        Ok(ILatexFragment {
+            value,
+            post_blank: original.get_post_blank(),
+        })
     }
 );