GHA: CI WASM build use --disable-compression

I assume it can't link to libz anyway, you'd need to rebuild libz
for WASM target (or use a the Web API for GZIP).

.github/workflows/main.yml

@@ -48,7 +48,7 @@ jobs:
       - name: Build
         run: |
           source ./emsdk/emsdk_env.sh
-          emconfigure ./configure --without-cairo --without-opengl --without-x --disable-readline --target=asmjs-unknown-emscripten
+          emconfigure ./configure --without-cairo --without-opengl --without-x --disable-readline --disable-compression --target=asmjs-unknown-emscripten
           emmake make
       - name: archive wasm bundle
         uses: actions/upload-artifact@v4