autobot: Update project_options

Update project_options to v0.32.1.

Signed-off-by: autobot <autobot-noreply@arm.com>

CMakeLists.txt

@@ -52,7 +52,7 @@ if(CMAKE_PROJECT_NAME STREQUAL PROJECT_NAME)
     FetchContent_Declare(
         project_options
         GIT_REPOSITORY  https://github.com/cpp-best-practices/project_options.git
-        GIT_TAG         9070045459097b1225713d6e087ab4a3cd76340f
+        GIT_TAG         v0.32.1
     )
     FetchContent_MakeAvailable(project_options)
     include(${project_options_SOURCE_DIR}/Index.cmake)