Try C++14 with Visual Studio 2022 instead of Visual Studio 2015 Update 3

Author: trueqbit

appveyor.yml

@@ -33,8 +33,8 @@ environment:
       SQLITE_ORM_CXX_STANDARD: "-DSQLITE_ORM_ENABLE_CXX_14=ON"
 
     # Representative for C++14
-    - job_name: Visual Studio 2015 Update 3, x64, C++14
-      appveyor_build_worker_image: Visual Studio 2015
+    - job_name: Visual Studio 2022, x64, C++14
+      appveyor_build_worker_image: Visual Studio 2022
       platform: x64
       SQLITE_ORM_CXX_STANDARD: ""