fix crash on pre-O devices

Author: j4velin

src/main/AndroidManifest.xml

@@ -3,8 +3,8 @@
     package="de.j4velin.pedometer"
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
-    android:versionCode="1510"
-    android:versionName="1.5.10">
+    android:versionCode="1511"
+    android:versionName="1.5.11">
 
     <uses-sdk
         android:minSdkVersion="19"
@@ -17,6 +17,7 @@
     <uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED"/>
     <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
     <uses-permission android:name="android.permission.FOREGROUND_SERVICE"/>
+    <uses-permission android:name="android.permission.WAKE_LOCK"/>
 
     <application
         android:allowBackup="true"