fix some python uses of renamed features

Author: erik-krogh

python/ql/lib/semmle/python/frameworks/Aiohttp.qll

@@ -319,7 +319,7 @@ module AiohttpWebModel {
     }
 
     /** An attribute read on an `aiohttp.web.Request` that is a `MultiDictProxy` instance. */
-    class AiohttpRequestMultiDictProxyInstances extends MultiDict::MultiDictProxy::InstanceSource {
+    class AiohttpRequestMultiDictProxyInstances extends Multidict::MultiDictProxy::InstanceSource {
       AiohttpRequestMultiDictProxyInstances() {
         this.(DataFlow::AttrRead).getObject() = Request::instance() and
         this.(DataFlow::AttrRead).getAttributeName() in ["query", "headers"]

python/ql/lib/semmle/python/frameworks/Stdlib.qll

@@ -1944,9 +1944,9 @@ private module StdlibPrivate {
           SimpleHttpServer::SimpleHttpRequestHandler::classRef(),
           CgiHttpServer::CgiHttpRequestHandler::classRef(),
           // Python 3
-          StdHttp::Server::BaseHttpRequestHandler::classRef(),
-          StdHttp::Server::SimpleHttpRequestHandler::classRef(),
-          StdHttp::Server::CgiHttpRequestHandler::classRef()
+          StdlibHttp::Server::BaseHttpRequestHandler::classRef(),
+          StdlibHttp::Server::SimpleHttpRequestHandler::classRef(),
+          StdlibHttp::Server::CgiHttpRequestHandler::classRef()
         ].getASubclass*()
     }