Bump pydantic-xml from 2.20.0 to 2.21.0

pyproject.toml

@@ -80,7 +80,7 @@ dependencies = [
     "pycountry>=26.2.16,<27",
     "pycryptodome>=3.18,<4",
     "pydantic-settings>=2.14.1,<3",
-    "pydantic-xml>=2.20.0,<3",
+    "pydantic-xml>=2.21.0,<3",
     "pydantic[email]>=2.13.4,<3",
     "pyinstrument>=5.0,<6",
     "PyJWT>=2.8,<3",

src/palace/manager/integration/license/boundless/model/xml.py

@@ -43,6 +43,7 @@ def from_xml(
         cls,
         source: str | bytes,
         context: dict[str, Any] | None = None,
+        empty_as_string: bool = False,
         **kwargs: Any,
     ) -> Self:
         """
@@ -55,7 +56,9 @@ def from_xml(
         if "parser" not in kwargs:
             kwargs["parser"] = etree.XMLParser(recover=True)
         try:
-            return super().from_xml(source, context, **kwargs)
+            return super().from_xml(
+                source, context, empty_as_string=empty_as_string, **kwargs
+            )
         except AttributeError:
             # Because we are using a very lenient XML parser, we can end up with
             # None coming back from the XML parser, which causes an AttributeError