Update typst/typst digest to 47c7975 (#108)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/test_typst_out_action.yml

@@ -13,7 +13,7 @@ jobs:
     strategy:
       matrix:
         typst_ref:
-          - 6275dfd062ca4c519b908ed56feb219879116265 # latest main commit
+          - 47c7975d70a606a75b0c6dee8d3a72504212e4d6 # latest main commit
           - v0.8.0 # latest release version
         os: [ubuntu-latest, macos-latest, windows-latest]
       fail-fast: false