Update macOS build pipeline to v0.77

Fix a regression that broke backward compatibility with macOS 10.13 High Sierra for Python packages (#4444).

Use inkscape/deps/macos repository.

Disable the following tests (#4490):

• glyph-y-pos
• glyphs-combining
• glyphs-vertical
• rtl-vertical

Add support to open Xfig documents using fig2dev (#2383 (closed)).

Move test compilation from test to build stage, fixing an issue with the ARM runner doing unnecessary recompilation.

Fix ccache not being saved on ARM runner. Reduces runtime from 20 to 5 minutes.