Cover vs2022 in documentation and example files

appveyor/.appveyor.yml.example-full

@@ -92,8 +92,8 @@ environment:
   BASE: 7.0
 
   matrix:
-  - CMP: vs2019
-    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019
+  - CMP: vs2022
+    APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2022
   - CMP: gcc
   - CMP: vs2019
     APPVEYOR_BUILD_WORKER_IMAGE: Visual Studio 2019

appveyor/.appveyor.yml.example-mini

@@ -20,7 +20,7 @@ skip_commits:
 install:
   - cmd: git submodule update --init --recursive
 
-image: Visual Studio 2019
+image: Visual Studio 2022
 
 # Build Configurations: shared/static, optimized/debug
 configuration:
@@ -34,9 +34,9 @@ environment:
   SETUP_PATH: .ci-local:.ci
 
   matrix:
-  - CMP: vs2019
+  - CMP: vs2022
     BASE: 7.0
-  - CMP: vs2019
+  - CMP: vs2022
     BASE: 3.15
 
 # Platform: processor architecture

appveyor/README.md

@@ -5,7 +5,7 @@
  - One parallel runner (all builds are sequential)
  - Windows Server 2012/2016/2019
  - Compile using gcc/MinGW or different Visual Studio versions: \
-   2010, 2012, 2013, 2015, 2017, 2019
+   2010, 2012, 2013, 2015, 2017, 2019, 2022
  - Compile for Windows 32bit and 64bit
  - No useful caching available.
 
@@ -46,7 +46,7 @@
     List of environment variable settings. Each list element (starting with
     a dash) is one step on the axis of the build matrix. \
     Set `CMP` to select the compiler: `gcc` for the native
-    [MinGW](http://mingw-w64.org/) GNU compiler, `vs2010` ...`vs2019` 
+    [MinGW](http://mingw-w64.org/) GNU compiler, `vs2010` ...`vs2022`
     (options listed above) for the Microsoft Visual Studio compilers.
 
     Your builds will take long. \