ci(android): update NDK version

Author: rami3l

ci/docker/android/Dockerfile

@@ -11,18 +11,18 @@ ENV PATH=$PATH:/android/ndk/toolchains/llvm/prebuilt/linux-x86_64/bin \
     RANLIB_aarch64_linux_android=llvm-ranlib \
     RANLIB_i686_linux_android=llvm-ranlib \
     RANLIB_x86_64_linux_android=llvm-ranlib \
-    CC_arm_linux_androideabi=armv7a-linux-androideabi21-clang \
-    CC_armv7_linux_androideabi=armv7a-linux-androideabi21-clang \
-    CC_aarch64_linux_android=aarch64-linux-android21-clang \
-    CC_i686_linux_android=i686-linux-android21-clang \
-    CC_x86_64_linux_android=x86_64-linux-android21-clang \
-    CXX_arm_linux_androideabi=armv7a-linux-androideabi21-clang++ \
-    CXX_armv7_linux_androideabi=armv7a-linux-androideabi21-clang++ \
-    CXX_aarch64_linux_android=aarch64-linux-android21-clang++ \
-    CXX_i686_linux_android=i686-linux-android21-clang++ \
-    CXX_x86_64_linux_android=x86_64-linux-android21-clang++ \
-    CARGO_TARGET_ARM_LINUX_ANDROIDEABI_LINKER=armv7a-linux-androideabi21-clang \
-    CARGO_TARGET_ARMV7_LINUX_ANDROIDEABI_LINKER=armv7a-linux-androideabi21-clang \
-    CARGO_TARGET_AARCH64_LINUX_ANDROID_LINKER=aarch64-linux-android21-clang \
-    CARGO_TARGET_I686_LINUX_ANDROID_LINKER=i686-linux-android21-clang \
-    CARGO_TARGET_X86_64_LINUX_ANDROID_LINKER=x86_64-linux-android21-clang
+    CC_arm_linux_androideabi=armv7a-linux-androideabi23-clang \
+    CC_armv7_linux_androideabi=armv7a-linux-androideabi23-clang \
+    CC_aarch64_linux_android=aarch64-linux-android23-clang \
+    CC_i686_linux_android=i686-linux-android23-clang \
+    CC_x86_64_linux_android=x86_64-linux-android23-clang \
+    CXX_arm_linux_androideabi=armv7a-linux-androideabi23-clang++ \
+    CXX_armv7_linux_androideabi=armv7a-linux-androideabi23-clang++ \
+    CXX_aarch64_linux_android=aarch64-linux-android23-clang++ \
+    CXX_i686_linux_android=i686-linux-android23-clang++ \
+    CXX_x86_64_linux_android=x86_64-linux-android23-clang++ \
+    CARGO_TARGET_ARM_LINUX_ANDROIDEABI_LINKER=armv7a-linux-androideabi23-clang \
+    CARGO_TARGET_ARMV7_LINUX_ANDROIDEABI_LINKER=armv7a-linux-androideabi23-clang \
+    CARGO_TARGET_AARCH64_LINUX_ANDROID_LINKER=aarch64-linux-android23-clang \
+    CARGO_TARGET_I686_LINUX_ANDROID_LINKER=i686-linux-android23-clang \
+    CARGO_TARGET_X86_64_LINUX_ANDROID_LINKER=x86_64-linux-android23-clang