Fix python versions for AppVeyor (#867)

Author: ods

.appveyor.yml

@@ -3,14 +3,16 @@ environment:
   KAFKA_VERSION: "2.8.1"
   SCALA_VERSION: "2.13"
   matrix:
+    - PYTHON: "C:\\Python311"
+    - PYTHON: "C:\\Python311-x64"
+    - PYTHON: "C:\\Python310"
+    - PYTHON: "C:\\Python310-x64"
     - PYTHON: "C:\\Python39"
     - PYTHON: "C:\\Python39-x64"
     - PYTHON: "C:\\Python38"
     - PYTHON: "C:\\Python38-x64"
     - PYTHON: "C:\\Python37"
     - PYTHON: "C:\\Python37-x64"
-    - PYTHON: "C:\\Python36"
-    - PYTHON: "C:\\Python36-x64"
 
 image: Visual Studio 2022