Log Message:
poppler*: update to 21.11.0

Release 21.11.0:
        core:
         * Fix rendering of some non-standard confirming annotations
         * Support rendering of some non-standard Type3 charprocs. Issue #1150
         * TextOutputDev: Respect orientation when selecting words. Issue #499
         * CairoOutputDev: Don't override the antialias settings from the cairo_t
         * StructElement: support MCID in XObjects
         * Fix detection of monospace fonts
         * Ignore Adobe-Identity for non embedded CID fonts
         * PageLabelInfo::labelToIndex: work on some special no style intervals
         * Fix crash in malformed files
         * Minor code improvements

        utils:
         * pdfinfo: add -url option to print all URLs in a PDF
         * pdftohtml: document what zoom means in regard to DPI

        qt6:
         * Require Qt 6.1
         * Minor code improvements

Release 21.10.0:
        core:
         * Add support for setting custom stamp annotations
         * Add default appearance for the well known stamp names
         * Correct encoding of signature's properties Reason & Location
         * Splash: Fix rendering of some odd patterns
         * SignatureHandler::validateCertificate: Add option to not do OCSP \ 
revocation check
         * SignatureHandler::validateCertificate: Add support for AIA fetching \ 
to verify certificates
         * greallocn: if memory allocation fails, free the previous pointer to \ 
avoid memory leak
         * Fix issues with malformed files
         * Internal code improvements

         utils:
         * pdfsig: Add a way to list certificate nicknames
         * pdfsig: You can now add signatures from pdfsig
         * pdfsig: Add option to not do OCSP revocation check
         * pdfsig: Add option for AIA fetching to verify certificates
         * pdfinfo: Add -custom option to print custom metadata
         * pdfinfo: add metadata flags

        qt:
         * Add support for setting custom stamp annotations
         * Add getters for signature's properties Reason & Location
         * Internal code improvements

        glib:
         * Remove incorrect PopplerAttachment deprecation