added user agent and structured user agent to request (#12969)

Author: TommyHPettersen

modules/koblerBidAdapter.js

@@ -163,7 +163,9 @@ function buildOpenRtbBidRequestPayload(validBidRequests, bidderRequest) {
     cur: [SUPPORTED_CURRENCY],
     imp: imps,
     device: {
-      devicetype: getDevice()
+      devicetype: getDevice(),
+      ua: navigator.userAgent,
+      sua: validBidRequests[0]?.ortb2?.device?.sua
     },
     site: {
       page: pageUrl,

test/spec/modules/koblerBidAdapter_spec.js

@@ -544,7 +544,8 @@ describe('KoblerAdapter', function () {
           }
         ],
         device: {
-          devicetype: 2
+          devicetype: 2,
+          ua: navigator.userAgent
         },
         site: {
           page: 'bid.kobler.no'