Update to artifact@v4

Author: pnwmatt

.github/workflows/build.yml

@@ -150,7 +150,7 @@ jobs:
           Copy-Item "client/bin/sqlrsync.exe" "release/$BINARY_NAME"
 
       - name: Upload artifacts
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: sqlrsync-${{ matrix.os }}-${{ matrix.arch }}
           path: release/*
@@ -161,7 +161,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Download all artifacts
-        uses: actions/download-artifact@v3
+        uses: actions/download-artifact@v4
 
       - name: Upload to release
         uses: softprops/action-gh-release@v1