Bump actions/download-artifact from 5 to 6 (#801)

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 5 to 6.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v5...v6)

---
updated-dependencies:
- dependency-name: actions/download-artifact
  dependency-version: '6'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/main.yml

@@ -145,14 +145,14 @@ jobs:
 
     # Download artifact
     - name: download-artifact
-      uses: actions/download-artifact@v5
+      uses: actions/download-artifact@v6
       with:
         name: sdk-package
         path: test/TestProjectWithSDKRef/nuget-packages
 
     # Download artifact
     - name: download-artifact
-      uses: actions/download-artifact@v5
+      uses: actions/download-artifact@v6
       with:
         name: test-package
         path: test/TestProjectWithSDKRef/nuget-packages
@@ -220,7 +220,7 @@ jobs:
     steps:
     # Download artifacts
     - name: download-artifact
-      uses: actions/download-artifact@v5
+      uses: actions/download-artifact@v6
       with:
         name: dacpac-package
         path: ~/dacpac-package
@@ -278,14 +278,14 @@ jobs:
 
     # Download SDK
     - name: download-artifact
-      uses: actions/download-artifact@v5
+      uses: actions/download-artifact@v6
       with:
         name: sdk-package
         path: test/TestProjectWithSDKRef/nuget-packages
 
     # Download test package
     - name: download-artifact
-      uses: actions/download-artifact@v5
+      uses: actions/download-artifact@v6
       with:
         name: test-package
         path: test/TestProjectWithSDKRef/nuget-packages
@@ -345,15 +345,15 @@ jobs:
 
     # Download SDK package
     - name: download-sdk-package
-      uses: actions/download-artifact@v5
+      uses: actions/download-artifact@v6
       id: download-sdk-package
       with:
         name: sdk-package
         path: ~/nuget-packages
 
     # Download Templates package
     - name: download-template-package
-      uses: actions/download-artifact@v5
+      uses: actions/download-artifact@v6
       id: download-template-package
       with:
         name: template-package