modify user-agent for Deno SDK

Author: everly-gif

templates/deno/src/client.ts.twig

@@ -12,7 +12,7 @@ export class Client {
     headers: Payload = {
         'content-type': '',
         'x-sdk-version': '{{spec.title | caseDash}}:{{ language.name | caseLower }}:{{ sdk.version }}',
-        'User-Agent' : '{{spec.title | caseUcfirst}}Deno/{{ sdk.version }} (${os.type()} ${os.version()}; ${os.arch()})',
+        'user-agent' : '{{spec.title | caseUcfirst}}{{ language.name | caseUcfirst }}SDK/{{ sdk.version }} (${Deno.build.os}; ${Deno.build.arch})',
 {% for key,header in spec.global.defaultHeaders %}
         '{{key}}':'{{header}}',
 {% endfor %}