v2.13.5: Nov 12 2024

### Regressions

- xmlIO: Fix reading from non-regular files like pipes (Nick Wellnhofer)
- xmlreader: Fix return value of xmlTextReaderReadString (Nick Wellnhofer)
- parser: Fix loading of parameter entities in external DTDs (Nick Wellnhofer)
- parser: Fix downstream code that swaps DTDs (Nick Wellnhofer)
- parser: Fix detection of duplicate attributes (Nick Wellnhofer)
- string: Fix va_copy fallback (Nick Wellnhofer)

### Bug fixes

- xpath: Fix parsing of non-ASCII names (Nick Wellnhofer)