update com.keylesspalace.tusky to v16.0 beta 3

metadata/com.keylesspalace.tusky.yml

@@ -387,6 +387,17 @@ Builds:
     gradle:
       - blue
 
+  - versionName: 16.0 beta 3
+    versionCode: 86
+    commit: v16.0-beta.3
+    subdir: app
+    sudo:
+      - apt-get update || apt-get update
+      - apt-get install -y openjdk-11-jdk-headless
+      - update-alternatives --auto java
+    gradle:
+      - blue
+
 AutoUpdateMode: Version
 UpdateCheckMode: Tags ^v[\d.]+$
 UpdateCheckData: app/build.gradle|versionCode\s(\d+)|.|versionName\s"([\d.]+)"