[CLOUDGA-20774] Add support for integration type PROMETHEUS

[bhupendray-yb]

Create Integration

$ ./ybm integration create --config-name test --type prometheus \
--prometheus-spec endpoint=http://prometheus.yourcompany.com
go build -ldflags="-X 'main.version=v0.1.0'" -o ybm
The Integration test has been created
ID                                     Name      Type         Endpoint
ab1fdeea-1d2c-48ac-b44c-de8cc4c31b76   test      PROMETHEUS   http://prometheus.yourcompany.com/api/v1/otlp

Delete Integration

$ ./ybm integration delete --config-name test
go build -ldflags="-X 'main.version=v0.1.0'" -o ybm
? Are you sure you want to delete config: test Yes
The Integration test has been deleted