graphics/poppler: update to 0.80.0

Release 0.80.0:
core:

• Annotations: Implement support for setting a different text in the appearance stream than the real text
• Splash: Optionally use small_vector from boost
• Fix memory leaks on broken files
• Fix abort on broken files
• Small code simplifications
• Remove USE_FIXEDPOINT support. Issue #821

qt5:

• Fix MSVC build
• Add subsitute-font information
• Fix since marker of some functions
• Fix leak when aborting text extraction
• Small code simplifications

glib:

• Make print scaling getter visible
• Make Duplex/NumCopies/PrintPageRange preference available in API
• Implement Movie API

utils:

• pdftotext: Add -nodiag flag to remove diagonal text on output

build system:

• Mark external lib include dirs as SYSTEM

PR: 240176
Exp-run by: antoine
Approved by: gnome (kwm, implicit)