automation: update version.properties

Signed-off-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: actions-user

gradle/version.properties

@@ -1,3 +1,3 @@
-version=1.8.8
-code=1008008000
-name=v1.8.8
+version=1.8.9
+code=1008009000
+name=v1.8.9