Add documentation

libsignal/src/main/java/org/session/libsignal/utilities/HTTP.kt

@@ -89,8 +89,8 @@ object HTTP {
      */
     fun execute(verb: Verb, url: String, body: ByteArray?, timeout: Long = HTTP.timeout, useSeedNodeConnection: Boolean = false): Map<*, *> {
         val request = Request.Builder().url(url)
-            .removeHeader("User-Agent").addHeader("User-Agent", "WhatsApp")
-            .removeHeader("Accept-Language").addHeader("Accept-Language", "en-us")
+            .removeHeader("User-Agent").addHeader("User-Agent", "WhatsApp") // Set a fake value
+            .removeHeader("Accept-Language").addHeader("Accept-Language", "en-us") // Set a fake value
         when (verb) {
             Verb.GET -> request.get()
             Verb.PUT, Verb.POST -> {