Bump actions/download-artifact from 6 to 7

Bumps [actions/download-artifact](https://github.com/actions/download-artifact) from 6 to 7.
- [Release notes](https://github.com/actions/download-artifact/releases)
- [Commits](actions/download-artifact@v6...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] <[email protected]>

Author: dependabot[bot]

.github/workflows/deployment.yml

@@ -140,7 +140,7 @@ jobs:
           sudo sed -i 's/^.*policy.*coder.*none.*PDF.*//' /etc/ImageMagick-6/policy.xml
 
       - name: Download built Phar file
-        uses: actions/download-artifact@v6
+        uses: actions/download-artifact@v7
         with:
           name: wp-cli-phar
 
@@ -198,7 +198,7 @@ jobs:
           token: ${{ secrets.ACTIONS_BOT }}
 
       - name: Download WP-CLI version
-        uses: actions/download-artifact@v6
+        uses: actions/download-artifact@v7
         with:
           name: cli_version
 
@@ -207,12 +207,12 @@ jobs:
           cat cli_version.txt > phar/NIGHTLY_VERSION
 
       - name: Download manifest file
-        uses: actions/download-artifact@v6
+        uses: actions/download-artifact@v7
         with:
           name: manifest
 
       - name: Download built Phar file
-        uses: actions/download-artifact@v6
+        uses: actions/download-artifact@v7
         with:
           name: wp-cli-phar
 
@@ -273,7 +273,7 @@ jobs:
           token: ${{ secrets.ACTIONS_BOT }}
 
       - name: Download built Phar file
-        uses: actions/download-artifact@v6
+        uses: actions/download-artifact@v7
         with:
           name: wp-cli-phar
 
@@ -327,7 +327,7 @@ jobs:
           token: ${{ secrets.ACTIONS_BOT }}
 
       - name: Download built Phar file
-        uses: actions/download-artifact@v6
+        uses: actions/download-artifact@v7
         with:
           name: wp-cli-phar