fontforge: update to 20230101.

What's Changed

    Display the block name for reserved code points by @dscorbett in #4934
    Don't respond to wheel scrolls for buttons/tabsets by @jtanx in #4940
    gfilechooser.c: fix behaviour when changing file type by @jtanx in #4939
    Better control-drag handling for line-adjacent points by @skef in #4945
    Fix resolution of program root by @jtanx in #4956
    Fix missed nonextcp edit by @skef in #4958
    Support ToUnicode extraction from PDFs for Type3 fonts by @aidos in #4961
    Add resource file and Windows application manifest by @jtanx in #4950
    Fix name extraction for Type3 fonts from pdfs by @aidos in #4960
    cmake: Install fonttools and pycontrib by @jtojnar in #4941
    Fix InfoPlist.strings file name. by @MaddTheSane in #4962
    Fix normalisation of absolute paths by @jtanx in #4963
    Handle non-array cm transforms while reading graphics stream from PDFs by @aidos in #4965
    Fix rect extraction from graphics stream for type3 fonts by @aidos in #4967
    Change which lookup types are suggested for jamo features by @dscorbett in #4994
    Better line handling in simplify by @skef in #4981
    Use 'cmap' for Adobe-Identity-0 CID fonts by @dscorbett in #4993
    Fix ChangeGlyph calcluations relative to new nonext/prevcp conventions by @skef in #4979
    Docs composite glyph by @skinkie in #4971
    FVSplineFontPieceMeal: Check that the clut is present before applying conversion by @jtanx in #4999
    Expand the lists of languages and scripts by @dscorbett in #4982
    Add flags to Python font.transform() by @skef in #4980
    Support setting SplineChar width from importOutlines. by @frank-trampe in #5005
    Undefine "extended" macro temporarily on GNU Hurd by @anthonyfok in #5047
    Define PATH_MAX and MAXPATHLEN for GNU/Hurd compatibility by @anthonyfok in #5046
    Fix Ascent & Descent Importing from SVG Font by @GroveDG in #5035
    Prevent floating point shenanigans in loop termination (fixes #5012) by @skef in #5013
    GroupFindLPos() in fontforgeexe/groupsdlg.c null pointer fix by @Omnikron13 in #5025
    Fix drawing outside of expose calls by @jtanx in #4949
    Fixed one more typo by @MahdiAljazairi in #5055
    Upgrade GitHub Actions by @cclauss in #5014
    Prevents memory underflow in GFileMimeType() in gutils/fsys.c by @Omnikron13 in #5018
    Add a preference for saving editor state by @khaledhosny in #5044
    splineutil.c: prevent hang on nan input by @jtanx in #5058
    Shell-quote command sent to compressor in BDF by @ctrlcctrlv in #5060
    Fix pfadecrypt bugs by @zjw in #5074
    Include SFDUTF7 functions in libfontforge.so by @ctrlcctrlv in #5078
    splinefit.c: Improvements to merge/simplify by @Alatius in #5095
    RFE: [FEAT] When reference to non-existent glyphs are present in an OpenTy… by @rajeeshknambiar in #4097
    docs: Python scripting - update font.mergeFeature with details of boo… by @rajeeshknambiar in #5107
    Fix logic for CharString double-movetos after PR 4685 by @skef in #5120
    Upgrade to Unicode 15.0.0 and fix and expand the script lists by @dscorbett in #5110
    Fix broken link on scripting page by @bkmgit in #5135
    Fix typo in man page by @h3xx in #5106
    Fix painting behaviour of the ruler linger window and layer change dialog by @jtanx in #5163
    fontinfo.c: fix crash from uninitialised other_pos by @jtanx in #5165
    tottfgpos: Fix needless warning about 16-bit field by @Finii in #5136
    ufo.c: emit guidelines key by @jtanx in #5166
    fvmetrics.c: partial revert of 1033bc6 by @jtanx in #5167
    Update tranlsations from Crowdin by @jtanx in #5168
    Fix woff2 decoding by @jtanx in #5160
    Record unicode cmap encodings when one glyph is in multiple slots by @skef in #4586

(wiz)