fix java 8 GlassFishServerTest

instrumentation/servlet/glassfish-testing/src/test/groovy/GlassFishServerTest.groovy

@@ -100,11 +100,14 @@ class GlassFishServerTest extends HttpServerTest<GlassFish> {
         errorEvent(Exception, EXCEPTION.body)
       }
       attributes {
-        "${SemanticAttributes.NET_PEER_IP.key()}" { it == null || it == "127.0.0.1" } // Optional
+        "${SemanticAttributes.NET_PEER_IP.key()}" "127.0.0.1"
         "${SemanticAttributes.NET_PEER_PORT.key()}" Long
         "${SemanticAttributes.HTTP_STATUS_CODE.key()}" endpoint.status
         "${SemanticAttributes.HTTP_METHOD.key()}" method
         "${SemanticAttributes.HTTP_URL.key()}" { it == "${endpoint.resolve(address)}" || it == "${endpoint.resolveWithoutFragment(address)}" }
+        "${SemanticAttributes.HTTP_FLAVOR.key()}" "HTTP/1.1"
+        "${SemanticAttributes.HTTP_USER_AGENT.key()}" TEST_USER_AGENT
+        "${SemanticAttributes.HTTP_CLIENT_IP.key()}" TEST_CLIENT_IP
         // exception bodies are not yet recorded
         // TODO(anuraaga): Bodies do seem to be recorded for these endpoints here, update to make assertion more precise.
         "${SemanticAttributes.HTTP_RESPONSE_CONTENT_LENGTH.key()}" { it == responseContentLength || endpoint == EXCEPTION || endpoint == ERROR || endpoint == NOT_FOUND || endpoint == REDIRECT }