build(deps): bump actions/upload-artifact from 6.0.0 to 7.0.0

Bumps [actions/upload-artifact](https://github.com/actions/upload-artifact) from 6.0.0 to 7.0.0.
- [Release notes](https://github.com/actions/upload-artifact/releases)
- [Commits](https://github.com/actions/upload-artifact/compare/v6...bbbca2ddaa5d8feaa63e36b76fdaad77386f024f)

---
updated-dependencies:
- dependency-name: actions/upload-artifact
  dependency-version: 7.0.0
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

.github/workflows/release-tag.yml

@@ -113,7 +113,7 @@ jobs:
           nix develop -c minisign -S -m "ghostty-source.tar.gz" -s minisign.key < minisign.password
 
       - name: Upload artifact
-        uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # v6.0.0
+        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f # v7.0.0
         with:
           name: source-tarball
           path: |-
@@ -282,7 +282,7 @@ jobs:
           zip -9 -r --symlinks ../../../ghostty-macos-universal-dsym.zip Ghostty.app.dSYM/
 
       - name: Upload artifact
-        uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # v6.0.0
+        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f # v7.0.0
         with:
           name: macos
           path: |-
@@ -353,7 +353,7 @@ jobs:
           mv appcast_new.xml appcast.xml
 
       - name: Upload artifact
-        uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # v6.0.0
+        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f # v7.0.0
         with:
           name: sparkle
           path: |-

.github/workflows/release-tip.yml

@@ -456,7 +456,7 @@ jobs:
           EOF
 
       - name: Upload Release URLs
-        uses: actions/upload-artifact@47309c993abb98030a35d55ef7ff34b7fa1074b5 # v6.0
+        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f # v6.0
         with:
           name: release-urls-${{ inputs.pr || '0' }}
           path: release-urls.txt

.github/workflows/test.yml

@@ -556,7 +556,7 @@ jobs:
 
       - name: Upload artifact
         id: upload-artifact
-        uses: actions/upload-artifact@b7c566a772e6b6bfb58ed0dc250532a479d7789f # v6.0.0
+        uses: actions/upload-artifact@bbbca2ddaa5d8feaa63e36b76fdaad77386f024f # v7.0.0
         with:
           name: source-tarball
           path: |-