gogio: [android] make singleInstance if schemes in use

Signed-off-by: inkeliz <[email protected]>

Author: inkeliz

gogio/androidbuild.go

@@ -463,6 +463,9 @@ func exeAndroid(tmpDir string, tools *androidTools, bi *buildInfo, extraJars, pe
 			android:theme="@style/Theme.GioApp"
 			android:configChanges="screenSize|screenLayout|smallestScreenSize|orientation|keyboardHidden"
 			android:windowSoftInputMode="adjustResize"
+			{{- if .Schemes}}
+			android:launchMode= "singleInstance" 
+			{{- end}}
 			android:exported="true">
 			<intent-filter>
 				<action android:name="android.intent.action.MAIN" />