message: Fix Android continuous and presubmit builds
  Since cmake 3.25 LINUX is automatically set based on CMAKE_SYSTEM_NAME,
  which the android cmake files are setting to "Linux". This created an
  inconsistant state in our build system.
diff: @@ -99,6 +99,10 @@ set(CMAKE_EXPORT_COMPILE_COMMANDS ON)
  # ==================================================================================================
  if (UNIX AND NOT APPLE AND NOT ANDROID AND NOT WEBGL)
  set(LINUX TRUE)
  +else()
  + # since cmake 3.25 LINUX is automatically set based on CMAKE_SYSTEM_NAME, which the android
  + # cmake files are setting to "Linux".
  + set(LINUX FALSE)
  endif()
  if (LINUX)
  