fix cd mixup

Author: mattip

tools/build_steps_win_arm64.bat

@@ -118,20 +118,22 @@ if errorlevel 1 exit /b 1
 
 echo Build complete. Returning to Batch.
 
-cd ../../local
+cd ../..
 if "%if_bits%"=="32" (
     echo Rewrite to scipy_openblas32
     set out_pyproject=pyproject_64_32.toml
     powershell -Command "(Get-Content 'pyproject.toml') -replace 'openblas64', 'openblas32' | Set-Content !out_pyproject!"
+    cd local
     move scipy_openblas64 scipy_openblas32
     powershell -Command "(Get-Content 'scipy_openblas32\__main__.py') -replace 'openblas64', 'openblas32' | Out-File 'scipy_openblas32\__main__.py' -Encoding utf8"
     powershell -Command "(Get-Content 'scipy_openblas32\__init__.py') -replace 'openblas64', 'openblas32' | Out-File 'scipy_openblas32\__init__.py' -Encoding utf8"
     powershell -Command "(Get-Content 'scipy_openblas32\__init__.py') -replace 'openblas_get_config64_', 'openblas_get_config' | Out-File 'scipy_openblas32\__init__.py' -Encoding utf8"
     powershell -Command "(Get-Content 'scipy_openblas32\__init__.py') -replace 'cflags =.*', 'cflags = \"-DBLAS_SYMBOL_PREFIX=scipy_\"' | Out-File 'local\scipy_openblas32\__init__.py' -Encoding utf8"
+    cd ..
 )
 
 :: Prepare destination directory
-cd ../OpenBLAS/build
+cd OpenBLAS/build
 echo Preparing destination directory at %DEST_DIR%
 if not exist "%DEST_DIR%\lib\cmake\OpenBLAS" mkdir "%DEST_DIR%\lib\cmake\OpenBLAS"
 if not exist "%DEST_DIR%\include" mkdir "%DEST_DIR%\include"