Log Message:
libxslt: update to 1.1.42

v1.1.42: Jul 4 2024

### Regressions

- extensions: Readd call to xmlCheckFilename with older libxml2

### Improvmenets

- utils: Don't use deprecated xmlCharEncodingHandler member
- transform: Handle filesystem paths after libxml2 changes
- locale: Work around issue with FreeBSD's strxfrm_l

### Build systems

- cmake: Add LIBXSLT_WITH_PROGRAMS option (Don Olmstead)
- cmake: Fix HAVE_GCRYPT check