Update autobuild.yml

Author: maddie480

.github/workflows/autobuild.yml

@@ -28,8 +28,8 @@ jobs:
       with:
         dotnet-version: 2.2.108
 
-    - name: Install libicu
-      run: sudo apt-get install -y libicu-dev
+    - name: Install libunwind8
+      run: sudo apt-get install -y libunwind8
 
     - name: Restore with .NET Core
       run: dotnet restore