fix(cockpit/sevices/api): properly send query parameters for get requests

Ever since we moved to using Axios in 20831179fc,
we haven't properly sent GET parameters along with the requests.

This is because Axios exposes two different properties to send params
along different http verb methods.

embark-ui/src/services/api.js

@@ -28,7 +28,8 @@ function request(type, path, params = {}) {
       'X-Embark-Request-Hash': requestHash,
       'X-Embark-Cnonce': cnonce
     },
-    data: params
+    ...(type === 'post' ? { data: params } : {}),
+    ...(type === 'get' ? { params } : {})
   }
 
   return axios(req)