Merge pull request #2072 from nextcloud/chrose/noid/compileSdk30

Revert compile sdk to 30

app/build.gradle

@@ -35,7 +35,7 @@ apply plugin: 'io.gitlab.arturbosch.detekt'
 apply plugin: "org.jlleitschuh.gradle.ktlint"
 
 android {
-    compileSdkVersion 31
+    compileSdkVersion 30
     buildToolsVersion '32.0.0'
     defaultConfig {
         minSdkVersion 21