Use default version of inkscape, not ppa

.github/workflows/build.yml

@@ -8,18 +8,18 @@ env:
 
 jobs:
   build:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       - name: Set up Python
-        uses: actions/setup-python@v2
+        uses: actions/setup-python@v5
         with:
-          python-version: 3.9
+          python-version: "3.11"
 
       - name: Setup
         run: |
           # install current version of inkscape
-          sudo add-apt-repository -y ppa:inkscape.dev/stable
+          # sudo add-apt-repository -y ppa:inkscape.dev/stable
           sudo apt-get update -q
           sudo apt-get install inkscape -y
           inkscape --version