Update CMakeLists.txt

trying rollback cmake file

windows/flutter/CMakeLists.txt

@@ -10,10 +10,10 @@ include(${EPHEMERAL_DIR}/generated_config.cmake)
 # https://github.com/flutter/flutter/issues/57146.
 set(WRAPPER_ROOT "${EPHEMERAL_DIR}/cpp_client_wrapper")
 
-# Set fallback configurations for older versions of the flutter tool.
-if (NOT DEFINED FLUTTER_TARGET_PLATFORM)
-  set(FLUTTER_TARGET_PLATFORM "windows-x64")
-endif()
+# # Set fallback configurations for older versions of the flutter tool.
+# if (NOT DEFINED FLUTTER_TARGET_PLATFORM)
+#   set(FLUTTER_TARGET_PLATFORM "windows-x64")
+# endif()
 
 # === Flutter Library ===
 set(FLUTTER_LIBRARY "${EPHEMERAL_DIR}/flutter_windows.dll")
@@ -97,7 +97,8 @@ add_custom_command(
   COMMAND ${CMAKE_COMMAND} -E env
     ${FLUTTER_TOOL_ENVIRONMENT}
     "${FLUTTER_ROOT}/packages/flutter_tools/bin/tool_backend.bat"
-      ${FLUTTER_TARGET_PLATFORM} $<CONFIG>
+      # ${FLUTTER_TARGET_PLATFORM} $<CONFIG>
+      windows-x64 $<CONFIG>
   VERBATIM
 )
 add_custom_target(flutter_assemble DEPENDS