Updated CI

Author: ankane

.github/workflows/build.yml

@@ -4,15 +4,15 @@ jobs:
   build:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
       - run: sudo apt-get update && sudo apt-get install dub ldc
       - uses: ankane/setup-postgres@v1
         with:
           database: pgvector_d_test
           dev-files: true
       - run: |
           cd /tmp
-          git clone --branch v0.8.1 https://github.com/pgvector/pgvector.git
+          git clone --branch v0.8.2 https://github.com/pgvector/pgvector.git
           cd pgvector
           make
           sudo make install