use VC 2022 install path directly in windows32.bat since vswhere doesn't show it even when it is available

Author: kannanjgithub

buildscripts/kokoro/windows32.bat

@@ -18,7 +18,7 @@ set JAVA_HOME=
 
 mkdir grpc-java-helper32
 cd grpc-java-helper32
-call "%VS140COMNTOOLS%\vsvars32.bat" || exit /b 1
+call "C:\Program Files (x86)\Microsoft Visual Studio\2022\BuildTools\VC\Auxiliary\Build\vcvars32.bat" || exit /b 1
 call "%WORKSPACE%\buildscripts\make_dependencies.bat" || exit /b 1
 
 cd "%WORKSPACE%"

buildscripts/make_dependencies.bat

@@ -2,8 +2,8 @@ echo on
 @rem set PROTOBUF_VER=21.7
 choco install -y gradle git curl pkgconfiglite
 choco install -y openjdk --version=21.0
+set JAVA_HOME="c:\Program Files\OpenJDK\jdk-21"
 set PATH=%PATH%;"c:\Program Files\OpenJDK\jdk-21\bin"
-set JAVA_HOME=
 set PROTOBUF_VER=22.5
 set ABSL_VERSION=20230125.4