Correct the spelling of model.
Reported by: rhn-support-mhull
https://access.redhat.com/documentation/en-us/red_hat_openshift_data_science/1/html/developing_and_deploying_data_models/testing-your-python-function-using-the-sample-flask-application_deploy-models#annotations:c834b082-cb33-4a29-98a0-2b77a9786ba1
Merge request - Merge branch 'RHODS-3400-correct-typo-of-model' into 'stage-1.10'
Merge request - Resolve RHODS-3400 "Correct typo of model"