chore: install NDK r21 in runtime (#26916)

chore: install ndk 21

.github/workflows/client-targets.yml

@@ -11,8 +11,6 @@ on:
 
 env:
   CARGO_TERM_COLOR: always
-  ANDROID_SDK_ROOT: /usr/local/lib/android/sdk
-  ANDROID_NDK_HOME: /usr/local/lib/android/sdk/ndk/21.4.7075529
 
 jobs:
   check_compilation:
@@ -56,6 +54,13 @@ jobs:
       - name: Install cargo-ndk
         if: ${{ matrix.platform == 'android' }}
         run: cargo install cargo-ndk
+      - name: Install NDK 21
+        if: ${{ matrix.platform == 'android' }}
+        run: |
+          ANDROID_ROOT=/usr/local/lib/android
+          ANDROID_SDK_ROOT=${ANDROID_ROOT}/sdk
+          SDKMANAGER=${ANDROID_SDK_ROOT}/cmdline-tools/latest/bin/sdkmanager
+          echo "y" | $SDKMANAGER "ndk;21.4.7075529"
       - uses: actions-rs/cargo@v1
         if: ${{ matrix.platform == 'android' }}
         with: