fixed bug

tasks/main.yml

diff --git a/tasks/main.yml b/tasks/main.yml
index 37fbe30..68d3d92 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -13,4 +13,4 @@
   file:
     path: '{{ apigee_postgresql_data_dir }}'
     state: absent
-  when: opdk_version | version_compare('4.16.09', '>=')
+  when: opdk_version | version_compare('4.16.09', '==')