chore: remove obsolete mipsel workaround

Author: silkimen

.github/workflows/ci.yml

@@ -53,8 +53,6 @@ jobs:
         java-version: 1.8
     - name: Update test cert for httpbin.org
       run: npm run updatecert
-    - name: Add workaround for mipsel reference
-      run: sudo mkdir -p $ANDROID_HOME/ndk-bundle/toolchains/mips64el-linux-android-4.9/prebuilt/linux-x86_64
     - name: Build test app
       run: scripts/build-test-app.sh --android --device
     - name: Upload artifact to BrowserStack