chore(docs): update README.md (#6048)

README.md

@@ -546,7 +546,7 @@ These are the available config options for making requests. Only the `url` is re
   // automatically. If set to `true` will also remove the 'content-encoding' header
   // from the responses objects of all decompressed responses
   // - Node only (XHR cannot turn off decompression)
-  decompress: true // default
+  decompress: true, // default
 
   // `insecureHTTPParser` boolean.
   // Indicates where to use an insecure HTTP parser that accepts invalid HTTP headers.
@@ -554,7 +554,7 @@ These are the available config options for making requests. Only the `url` is re
   // Using the insecure parser should be avoided.
   // see options https://nodejs.org/dist/latest-v12.x/docs/api/http.html#http_http_request_url_options_callback
   // see also https://nodejs.org/en/blog/vulnerability/february-2020-security-releases/#strict-http-header-parsing-none
-  insecureHTTPParser: undefined // default
+  insecureHTTPParser: undefined, // default
 
   // transitional options for backward compatibility that may be removed in the newer versions
   transitional: {