chore(deps): Bump actions/download-artifact from 4 to 7

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 4 to 7.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v4...v7)

---
updated-dependencies:
- dependency-name: actions/download-artifact
  dependency-version: '7'
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

.github/workflows/nightly.yml

@@ -119,12 +119,12 @@ jobs:
           username: "${{ github.repository_owner }}"
           password: ${{ secrets.GITHUB_TOKEN }}
 
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@v7
         with:
           name: flipt-nightly-linux
           path: tmp/dist
 
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@v7
         with:
           name: flipt-nightly-darwin
           path: tmp/dist

.github/workflows/release.yml

@@ -106,12 +106,12 @@ jobs:
 
       - uses: docker/setup-buildx-action@v3
 
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@v7
         with:
           name: flipt-linux
           path: tmp/dist
 
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@v7
         with:
           name: flipt-darwin
           path: tmp/dist

.github/workflows/snapshot.yml

@@ -99,12 +99,12 @@ jobs:
 
       - uses: docker/setup-buildx-action@v3
 
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@v7
         with:
           name: flipt-snapshot-linux
           path: tmp/dist
 
-      - uses: actions/download-artifact@v4
+      - uses: actions/download-artifact@v7
         with:
           name: flipt-snapshot-darwin
           path: tmp/dist