Org reader: don't parse a list as first item in a list item.

Closes #7557.

src/Text/Pandoc/Readers/Org/Blocks.hs

@@ -889,7 +889,10 @@ listItem parseIndentedMarker = try . withContext ListItemState $ do
   firstLine <- anyLineNewline
   blank <- option "" ("\n" <$ blankline)
   rest <- T.concat <$> many (listContinuation markerLength)
-  contents <- parseFromString blocks $ firstLine <> blank <> rest
+  contents <- parseFromString (do initial <- paraOrPlain <|> pure mempty
+                                  subsequent <- blocks
+                                  return $ initial <> subsequent)
+                (firstLine <> blank <> rest)
   return (maybe id (prependInlines . checkboxToInlines) box <$> contents)
 
 -- | Prepend inlines to blocks, adding them to the first paragraph or

test/command/7557.md

@@ -0,0 +1,7 @@
+```
+% pandoc -f org -t native
+- 11. and 12. 09. meeting
+- ^D
+[BulletList
+ [[Plain [Str "11.",Space,Str "and",Space,Str "12.",Space,Str "09.",Space,Str "meeting"]]]]
+```