Upload temporary sparkle_dist tarball instead of sparkle-dist (#2681)

The release workflow on GitHub uploads files that match "Sparkle-*" which apparently now includes sparkle-dist.tar.xz even though it's not capitalized. Rename the file to sparkle_dist to work around this.

.github/workflows/ci.yml

@@ -104,4 +104,4 @@ jobs:
         uses: actions/upload-artifact@v4
         with:
           name: Sparkle-distribution-${{ matrix.xcode }}.tar.xz
-          path: build/Build/Products/Release/sparkle-dist.tar.xz
+          path: build/Build/Products/Release/sparkle_dist.tar.xz

Configurations/make-release-package.sh

@@ -84,7 +84,7 @@ if [ "$ACTION" = "" ] ; then
     find . \! -type d | rev | sort | rev | tar --no-xattrs -cJvf "../Sparkle-$MARKETING_VERSION.tar.xz" --files-from=-
         
     # Copy archived distribution for CI
-    cp -f "../Sparkle-$MARKETING_VERSION.tar.xz" "../sparkle-dist.tar.xz"
+    cp -f "../Sparkle-$MARKETING_VERSION.tar.xz" "../sparkle_dist.tar.xz"
 
     # Extract archive for testing binary validity
     tar -xf "../Sparkle-$MARKETING_VERSION.tar.xz" -C "/tmp/sparkle-extract"