revert unnecessary doc module change

Signed-off-by: Panos Vagenas <[email protected]>

Author: vagenas

docling_core/types/doc/document.py

@@ -29,8 +29,7 @@
 from docling_core.types.legacy_doc.tokens import DocumentToken
 
 Uint64 = typing.Annotated[int, Field(ge=0, le=(2**64 - 1))]
-MAX_LEVEL_NR = 100
-LevelNumber = typing.Annotated[int, Field(ge=1, le=MAX_LEVEL_NR)]
+LevelNumber = typing.Annotated[int, Field(ge=1, le=100)]
 CURRENT_VERSION: Final = "1.0.0"
 
 DEFAULT_EXPORT_LABELS = {