Merge pull request #3134 from nextcloud/dependabot/gradle/com.android.tools.build-gradle-3.2.1

Bump gradle from 3.2.0 to 3.2.1

build.gradle

@@ -15,7 +15,7 @@ buildscript {
         mavenCentral()
     }
     dependencies {
-        classpath 'com.android.tools.build:gradle:3.2.0'
+        classpath 'com.android.tools.build:gradle:3.2.1'
         classpath 'org.codehaus.groovy:groovy-all:2.4.12' 
         classpath('com.dicedmelon.gradle:jacoco-android:0.1.3') { 
             exclude group: 'org.codehaus.groovy', module: 'groovy-all'