Issue-676 add addOnBlur preventing loss of domain-whitelist settings

Whithout addOnBlur set true, typed domain-whitelist settings like localhost:3000 get lost and will not be set in configure->Tech Settings->Permitted Domains.
This address issue-676.

client/coral-admin/src/routes/Install/components/Steps/PermittedDomainsStep.js

@@ -16,6 +16,7 @@ const PermittedDomainsStep = (props) => {
         <TagsInput
           value={domains}
           inputProps={{placeholder: 'URL'}}
+          addOnBlur={true}
           addOnPaste={true}
           pasteSplit={(data) => data.split(',').map((d) => d.trim())}
           onChange={(tags) => handleDomainsChange(tags)}