Bump targetSdk to 32

32 is just a feature release of android 13 and no important changes are documented.

Signed-off-by: Álvaro Brey <alvaro.brey@nextcloud.com>

app/build.gradle

@@ -82,7 +82,7 @@ android {
 
     defaultConfig {
         minSdkVersion 23
-        targetSdkVersion 31
+        targetSdkVersion 32
 
         buildConfigField 'boolean', 'CI', ciBuild.toString()