Fix a bug

Signed-off-by: Mario Danic <mario@lovelyhq.com>

app/src/Generic/java/com/nextcloud/talk/utils/ClosedInterfaceImpl.java

@@ -25,7 +25,7 @@ import com.nextcloud.talk.interfaces.ClosedInterface;
 
 public class ClosedInterfaceImpl implements ClosedInterface {
     @Override
-    public void ProviderInstallerInstallIfNeededAsync() {
+    public void providerInstallerInstallIfNeededAsync() {
         // does absolutely nothing :)
     }
 }