Log message:
Pullup ticket #6646 - requested by nia
graphics/gdk-pixbuf2: security fix

Revisions pulled up:
- graphics/gdk-pixbuf2/Makefile                                 1.53
- graphics/gdk-pixbuf2/PLIST                                    1.22
- graphics/gdk-pixbuf2/distinfo                                 1.51

---
   Module Name:	pkgsrc
   Committed By:	nia
   Date:		Sat Jun 11 12:46:06 UTC 2022

   Modified Files:
   	pkgsrc/graphics/gdk-pixbuf2: Makefile PLIST distinfo

   Log message:
   gdk-pixbuf2: update to 2.42.8

   2.42.8 (stable)
   ===

   - Clear the pixbuf's memory buffer to avoid returning uninitialized memory
   - Turn GdkPixbufModule functions into typed callbacks
   - tiff: Use non-deprecated C99 integer types
   - gif: Check for overflow when compositing or clearing frames
   - Change png/jpeg/tiff build options from boolean to feature
   - jpeg: Do not rely on UB around setjmp/longjmp
   - Build fixes
   - Documentation fixes
   - Translation updates