Version fixes

build.gradle

@@ -9,6 +9,13 @@ buildscript {
     }
 }
 
+allprojects {
+    repositories {
+        jcenter()
+        google()
+    }
+}
+
 apply plugin: 'com.android.application'
 
 android {
@@ -21,11 +28,11 @@ android {
 
     defaultConfig {
         applicationId "fr.unix_experience.owncloud_sms"
-        versionCode 68
+        versionCode 69
         versionName "2.0.5"
         minSdkVersion 16
         targetSdkVersion 28
-        maxSdkVersion 29
+        maxSdkVersion 28
         ndk {
             // Specifies the ABI configurations of your native
             // libraries Gradle should build and package with your APK.