Fix minor ansible typos (apache#5329)

* Fix typo in ansible documentation

* Typo in scheduler deploy.yml

Author: hunhoffe

ansible/README.md

@@ -403,7 +403,7 @@ The playbook structure allows you to clean, deploy or re-deploy a single compone
 
 ```shell script
 cd <openwhisk_home>
-gradle :core:invoker:distDocker -PdockerImageTag=myNewInvoker
+./gradlew :core:invoker:distDocker -PdockerImageTag=myNewInvoker
 ```
 Then all you need to do is re-deploy the invoker using the new image:
 

ansible/roles/schedulers/tasks/deploy.yml

@@ -314,7 +314,7 @@
 
 - name: wait until all queue and create queue task is finished before redeploy scheduler using sleep solution
   shell: sleep 120s
-  when: zeroDowntimeDeployment.enabled == true and schedulerDeployed.stdout != "0" and zerodowntimeDeployment.solution == 'sleep'
+  when: zeroDowntimeDeployment.enabled == true and schedulerDeployed.stdout != "0" and zeroDowntimeDeployment.solution == 'sleep'
 
 - name: (re)start scheduler
   docker_container: