fix(ci): produce .tar.gz archives for Zed ACP registry compatibility (#8054)

Signed-off-by: Vincenzo Palazzo <vincenzopalazzodev@gmail.com>
Signed-off-by: Douwe Osinga <douwe@squareup.com>
Co-authored-by: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
Co-authored-by: Douwe Osinga <douwe@squareup.com>

.github/workflows/canary.yml

@@ -134,6 +134,7 @@ jobs:
         with:
           subject-path: |
             goose-*.tar.bz2
+            goose-*.tar.gz
             Goose*.zip
             *.deb
             *.rpm
@@ -149,6 +150,7 @@ jobs:
           token: ${{ secrets.GITHUB_TOKEN }}
           artifacts: |
             goose-*.tar.bz2
+            goose-*.tar.gz
             Goose*.zip
             *.deb
             *.rpm