fix: expose escape_html param to DoclingDocument md serialization (#388)

Signed-off-by: Cesar Berrospi Ramis <[email protected]>

Author: ceberam

docling_core/types/doc/document.py

@@ -4386,6 +4386,7 @@ def save_as_markdown(
         to_element: int = sys.maxsize,
         labels: Optional[set[DocItemLabel]] = None,
         strict_text: bool = False,
+        escape_html: bool = True,
         escaping_underscores: bool = True,
         image_placeholder: str = "<!-- image -->",
         image_mode: ImageRefMode = ImageRefMode.PLACEHOLDER,
@@ -4414,6 +4415,7 @@ def save_as_markdown(
             to_element=to_element,
             labels=labels,
             strict_text=strict_text,
+            escape_html=escape_html,
             escape_underscores=escaping_underscores,
             image_placeholder=image_placeholder,
             image_mode=image_mode,
@@ -4435,6 +4437,7 @@ def export_to_markdown(  # noqa: C901
         to_element: int = sys.maxsize,
         labels: Optional[set[DocItemLabel]] = None,
         strict_text: bool = False,
+        escape_html: bool = True,
         escape_underscores: bool = True,
         image_placeholder: str = "<!-- image -->",
         enable_chart_tables: bool = True,
@@ -4465,6 +4468,8 @@ def export_to_markdown(  # noqa: C901
         :type labels: Optional[set[DocItemLabel]] = None
         :param strict_text: Deprecated.
         :type strict_text: bool = False
+        :param escape_html: bool: Whether to escape HTML reserved characters in the
+            text content of the document. (Default value = True).
         :param escape_underscores: bool: Whether to escape underscores in the
             text content of the document. (Default value = True).
         :type escape_underscores: bool = True
@@ -4511,6 +4516,7 @@ def export_to_markdown(  # noqa: C901
                 pages={page_no} if page_no is not None else None,
                 start_idx=from_element,
                 stop_idx=to_element,
+                escape_html=escape_html,
                 escape_underscores=escape_underscores,
                 image_placeholder=image_placeholder,
                 enable_chart_tables=enable_chart_tables,