datasource name in application autotune yaml can not be blank or invalid

[Prakalp23]

Datasource name in application autotune yaml can not be blank or invalid

blank-datasource-name

apiVersion: "recommender.com/v1"
kind: "Autotune"
metadata:
name: "blank-datasource-name"
spec:
sla:
objective_function: "transaction_response_time"
sla_class: "response_time"
direction: "minimize"
function_variables:
- name: "transaction_response_time"
query: "application_org_acme_microprofile_metrics_PrimeNumberChecker_checksTimer_mean_seconds"
datasource: "prometheus"
value_type: "double"
mode: "show"
selector:
matchLabel: "app.kubernetes.io/name"
matchLabelValue: "petclinic-deployment"
matchRoute: ""
matchURI: ""
matchService: "https"
datasource:
name: "prometheus "
value: "prometheus_URL"
invalid-datasource-name

apiVersion: "recommender.com/v1"
kind: "Autotune"
metadata:
name: "invalid-datasource-name"
spec:
sla:
objective_function: "transaction_response_time"
sla_class: "response_time"
direction: "minimize"
function_variables:
- name: "transaction_response_time"
query: "application_org_acme_microprofile_metrics_PrimeNumberChecker_checksTimer_mean_seconds"
datasource: "prometheus"
value_type: "double"
mode: "show"
selector:
matchLabel: "app.kubernetes.io/name"
matchLabelValue: "petclinic-deployment"
matchRoute: ""
matchURI: ""
matchService: "https"
datasource:
name: "prometheus"
value: "prometheus_URL"