Update the minimum supported Android version

Author: Panu Koponen

articles/ai-services/speech-service/embedded-speech.md

@@ -27,7 +27,7 @@ Embedded speech is included with the Speech SDK (version 1.24.1 and higher) for
 
 # [Android](#tab/android-target)
 
-Requires Android 7.0 (API level 24) or higher on Arm64 (`arm64-v8a`) or Arm32 (`armeabi-v7a`) hardware.
+Requires Android 8.0 (API level 26) or higher on Arm64 (`arm64-v8a`) or Arm32 (`armeabi-v7a`) hardware.
 
 Embedded TTS with neural voices is only supported on Arm64.
 

articles/ai-services/speech-service/includes/quickstarts/platform/java-android.md

@@ -36,7 +36,7 @@ Create a new project in Android Studio and add the Speech SDK for Java as a libr
 1. Enter *samples.speech.cognitiveservices.microsoft.com* in the **Package name** text box.
 1. Select a project directory in the **Save location** selection box.
 1. Select **Java** in the **Language** selection box.
-1. Select **API 23: Android 6.0 (Marshmallow)** in the **Minimum API level** selection box.
+1. Select **API 26: Android 8.0 (Oreo)** in the **Minimum API level** selection box.
 1. Select **Finish**.
 
 Android Studio takes some time to prepare your new project. For your first time using Android Studio, it might take a few minutes to set preferences, accept licenses, and complete the wizard.