[Android] Add Qwen2 support (#2548)

Author: mengshyu

android/MLCChat/mlc-package-config.json

@@ -7,9 +7,10 @@
             "model_id": "Phi-3-mini-4k-instruct-q4f16_1-MLC"
         },
         {
-            "model": "HF://mlc-ai/Qwen1.5-1.8B-Chat-q4f16_1-MLC",
-            "estimated_vram_bytes": 2398127702,
-            "model_id": "Qwen1.5-1.8B-Chat-q4f16_1-MLC"
+            "model": "HF://mlc-ai/Qwen2-1.5B-Instruct-q4f16_1-MLC",
+            "estimated_vram_bytes": 3980990464,
+            "model_id": "Qwen2-1.5B-Instruct-q4f16_1-MLC"
+
         },
         {
             "model": "HF://mlc-ai/gemma-2b-it-q4f16_1-MLC",

docs/deploy/android.rst

@@ -14,7 +14,7 @@ The demo APK below is built for Samsung S23 with Snapdragon 8 Gen 2 chip.
 
 .. image:: https://seeklogo.com/images/D/download-android-apk-badge-logo-D074C6882B-seeklogo.com.png
   :width: 135
-  :target: https://github.com/mlc-ai/binary-mlc-llm-libs/releases/download/Android-06062024/mlc-chat.apk
+  :target: https://github.com/mlc-ai/binary-mlc-llm-libs/releases/download/Android-06072024/mlc-chat.apk
 
 Prerequisite
 ------------