Append to LICENSE before CIBW step

Author: ksunden

.github/workflows/wheels.yml

@@ -147,7 +147,10 @@ jobs:
          path: dist/
 
       - name: Update LICENSE for binary distrobution
-        run: cat ${{ github.workspace }}/tools/wheels/LICENSE_binary.txt >> dist/${{ needs.build_sdist.outputs.SDIST_NAME }}/LICENSE/LICENSE
+        run: |
+          tar -xvf dist/${{ needs.build_sdist.outputs.SDIST_NAME }} working
+          cat ${{ github.workspace }}/tools/wheels/LICENSE_binary.txt >> working/LICENSE/LICENSE
+          tar -cvf dist/${{ needs.build_sdist.outputs.SDIST_NAME }} working
 
       - name: Build wheels for CPython 3.14
         uses: pypa/cibuildwheel@9c00cb4f6b517705a3794b22395aedc36257242c  # v3.2.1