fix(getting-started): use correct version for rendered file

Author: NickLarsenNZ

docs/modules/zookeeper/examples/getting_started/code/install_output.txt

@@ -1,4 +1,4 @@
-Installed commons={{ versions.commons }} operator
-Installed secret={{ versions.secret }} operator
-Installed listener={{ versions.listener }} operator
-Installed zookeeper={{ versions.zookeeper }} operator
+Installed commons=0.0.0-dev operator
+Installed secret=0.0.0-dev operator
+Installed listener=0.0.0-dev operator
+Installed zookeeper=0.0.0-dev operator