[Docs] Update QNN SDK version and add new library pushes (pytorch#14659)

Updated QNN SDK version from 2.28.0 to 2.37.0 and added new library
pushes.

Author: cccclai

docs/source/backends-qualcomm.md

@@ -77,7 +77,7 @@ This example is verified with SM8550 and SM8450.
    - Click the "Get Software" button to download a version of QNN SDK.
    - However, at the moment of updating this tutorial, the above website doesn't provide QNN SDK newer than 2.22.6.
    - The below is public links to download various QNN versions. Hope they can be publicly discoverable soon.
-   - [QNN 2.28.0](https://softwarecenter.qualcomm.com/api/download/software/qualcomm_neural_processing_sdk/v2.28.0.241029.zip)
+   - [QNN 2.37.0](https://softwarecenter.qualcomm.com/api/download/software/sdks/Qualcomm_AI_Runtime_Community/All/2.37.0.250724/v2.37.0.250724.zip)
 
 The directory with installed Qualcomm AI Engine Direct SDK looks like:
 ```
@@ -315,9 +315,11 @@ adb push ${QNN_SDK_ROOT}/lib/aarch64-android/libQnnSystem.so ${DEVICE_DIR}
 adb push ${QNN_SDK_ROOT}/lib/aarch64-android/libQnnHtpV69Stub.so ${DEVICE_DIR}
 adb push ${QNN_SDK_ROOT}/lib/aarch64-android/libQnnHtpV73Stub.so ${DEVICE_DIR}
 adb push ${QNN_SDK_ROOT}/lib/aarch64-android/libQnnHtpV75Stub.so ${DEVICE_DIR}
+adb push ${QNN_SDK_ROOT}/lib/aarch64-android/libQnnHtpV79Stub.so ${DEVICE_DIR}
 adb push ${QNN_SDK_ROOT}/lib/hexagon-v69/unsigned/libQnnHtpV69Skel.so ${DEVICE_DIR}
 adb push ${QNN_SDK_ROOT}/lib/hexagon-v73/unsigned/libQnnHtpV73Skel.so ${DEVICE_DIR}
 adb push ${QNN_SDK_ROOT}/lib/hexagon-v75/unsigned/libQnnHtpV75Skel.so ${DEVICE_DIR}
+adb push ${QNN_SDK_ROOT}/lib/hexagon-v75/unsigned/libQnnHtpV79Skel.so ${DEVICE_DIR}
 ```
 
 ***Step 2***.  We also need to indicate dynamic linkers on Android and Hexagon