Fix ansible README

[ryutoyasugi]

Fixed steps Deploying Using CouchDB

Description

Caused by this commit
f788d09#diff-fac2c4b2da0d1130d0f929abfff14008a96373c769abad4fdd1c8ee2ffca5226L141

Related issue and scope

• I opened an issue to propose and discuss this change (#????)

My changes affect the following components

• API
• Controller
• Message Bus (e.g., Kafka)
• Loadbalancer
• Scheduler
• Invoker
• Intrinsic actions (e.g., sequences, conductors)
• Data stores (e.g., CouchDB)
• Tests
• Deployment
• CLI
• General tooling
• Documentation

Types of changes

• Bug fix (generally a non-breaking change which closes an issue).
• Enhancement or new feature (adds new functionality).
• Breaking change (a bug fix or enhancement which changes existing behavior).

Checklist:

• I signed an Apache CLA.
• I reviewed the style guides and followed the recommendations (Travis CI will check :).
• I added tests to cover my changes.
• My changes require further changes to the documentation.
• I updated the documentation where necessary.

[codecov-commenter]

Codecov Report

Merging #5135 (1fa2ed6) into master (58b2183) will increase coverage by 0.07%.
The diff coverage is n/a.

@@            Coverage Diff             @@
##           master    #5135      +/-   ##
==========================================
+ Coverage   42.35%   42.42%   +0.07%     
==========================================
  Files         233      233              
  Lines       12661    12661              
  Branches      521      521              
==========================================
+ Hits         5362     5372      +10     
+ Misses       7299     7289      -10     

Impacted Files	Coverage Δ
...rg/apache/openwhisk/common/ForcibleSemaphore.scala	76.92% <0.00%> (-3.85%)	⬇️
...ntainerpool/v2/FunctionPullingContainerProxy.scala	77.77% <0.00%> (-0.35%)	⬇️
...pache/openwhisk/core/containerpool/Container.scala	90.80% <0.00%> (+1.14%)	⬆️
.../openwhisk/core/containerpool/ContainerProxy.scala	73.85% <0.00%> (+2.06%)	⬆️
.../org/apache/openwhisk/common/NestedSemaphore.scala	81.81% <0.00%> (+3.03%)	⬆️
...whisk/core/containerpool/AkkaContainerClient.scala	70.21% <0.00%> (+4.25%)	⬆️

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[rabbah]

Thanks @ryutoyasugi 🎉