Do not include vcvars32.bat from an invalid path in CI

It seems not needed and the path was wrong because windows-latest runner
uses MSVC 2022, not 2019.

Author: rafalh

.github/workflows/ci.yml

@@ -45,9 +45,7 @@ jobs:
     - name: Configure CMake
       shell: cmd
       working-directory: ${{github.workspace}}/build
-      run: |
-        call "C:\Program Files (x86)\Microsoft Visual Studio\2019\Enterprise\VC\Auxiliary\Build\vcvars32.bat"
-        cmake .. -A Win32
+      run: cmake .. -A Win32
 
     - name: Build
       shell: cmd