Bump actions/download-artifact from 2 to 4.1.7 in /.github/workflows

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 2 to 4.1.7.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v2...v4.1.7)

---
updated-dependencies:
- dependency-name: actions/download-artifact
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/main.yml

@@ -75,7 +75,7 @@ jobs:
       run: |
         dotnet tool install -g Microsoft.DotNet.ApiCompat.Tool
     - name: "Download Proposed Artifacts"
-      uses: actions/download-artifact@v2
+      uses: actions/download-artifact@v4.1.7
       with:
         name: dalamud-artifact
         path: .\right
@@ -112,7 +112,7 @@ jobs:
       with:
         repository: goatcorp/dalamud-distrib
         token: ${{ secrets.UPDATE_PAT }}
-    - uses: actions/download-artifact@v2
+    - uses: actions/download-artifact@v4.1.7
       with:
         name: dalamud-artifact
         path: .\scratch