fix: update to project_options v0.21.1

Author: aminya

CMakeLists.txt

@@ -4,11 +4,11 @@ cmake_minimum_required(VERSION 3.16)
 # If commented, the latest supported standard for your compiler is automatically set.
 # set(CMAKE_CXX_STANDARD 20)
 
-# Add project_options v0.21.0
+# Add project_options v0.21.1
 # https://github.com/aminya/project_options
 # Change the version in the following URL to update the package (watch the releases of the repository for future updates)
 include(FetchContent)
-FetchContent_Declare(_project_options URL https://github.com/aminya/project_options/archive/refs/tags/v0.21.0.zip)
+FetchContent_Declare(_project_options URL https://github.com/aminya/project_options/archive/refs/tags/v0.21.1.zip)
 FetchContent_MakeAvailable(_project_options)
 include(${_project_options_SOURCE_DIR}/Index.cmake)