Switched to apt-get on CI

Author: ankane

.github/workflows/build.yml

@@ -5,7 +5,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v4
-      - run: sudo apt update && sudo apt install dub ldc
+      - run: sudo apt-get update && sudo apt-get install dub ldc
       - uses: ankane/setup-postgres@v1
         with:
           database: pgvector_d_test