fix(ci): name assets consistently

.github/workflows/release.yml

@@ -87,7 +87,7 @@ jobs:
         id: make-artifact
         working-directory: ./target/${{ matrix.target }}/release
         run: |
-          name="zellij-${{ env.RELEASE_TAG }}-${{ matrix.target }}.tar.gz"
+          name="zellij-${{ matrix.target }}.tar.gz"
           tar cvzf "${name}" "zellij"
           echo "::set-output name=name::${name}"
       - name: Upload release archive
@@ -97,7 +97,7 @@ jobs:
         with:
           upload_url: ${{ needs.create-release.outputs.upload_url }} 
           asset_path: ./target/${{ matrix.target }}/release/${{ steps.make-artifact.outputs.name }}
-          asset_name: zellij-${{ env.RELEASE_TAG }}-${{matrix.target}}.tar.gz
+          asset_name: zellij-${{matrix.target}}.tar.gz
           asset_content_type: application/octet-stream
 
   create-release: