[DO-416] tavro svace analyze (#17)

Reviewed-on: https://git.avroid.tech/DevOps/jenkins-shared-lib/pulls/17
Co-authored-by: aleksandr.vodyanov <aleksandr.vodyanov@avroid.tech>
Co-committed-by: aleksandr.vodyanov <aleksandr.vodyanov@avroid.tech>

src/tech/avroid/api/Nexus.groovy

@@ -113,8 +113,10 @@ class Nexus implements Serializable {
             url:            url,
             authentication: this.credentials,
             httpMode:       "GET",
-            quiet:          true,
-            outputFile:     artifact
+            outputFile:     artifact,
+            contentType:    'APPLICATION_JSON',
+            acceptType:     'APPLICATION_JSON',
+            responseHandle: 'NONE'
         )
 
         return artifact