cmake: Fix cmake_minimum_required to 3.24 (#4692)

CMakeLists.txt

@@ -12,7 +12,7 @@
 # limitations under the License.
 
 # This file is just an orchestration
-cmake_minimum_required(VERSION 3.20)
+cmake_minimum_required(VERSION 3.24)
 list(APPEND CMAKE_MODULE_PATH "${CMAKE_CURRENT_SOURCE_DIR}/cmake")
 
 # Enable output of compile commands during generation.

cmake/README.md

@@ -88,7 +88,7 @@ CMake as a standalone project or incorporate it into an existing CMake project.
 ## Requirement
 You'll need:
 
-* `CMake >= 3.18`.
+* `CMake >= 3.24`.
 * A C++20 compiler (GCC 10 or above)
 
 ## Solvers supported

cmake/dependencies/CMakeLists.txt

@@ -11,6 +11,9 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
+# We are using FetchContent OVERRIDE_FIND_PACKAGE introduced in 3.24
+cmake_minimum_required(VERSION 3.24)
+
 # ##############################################################################
 # SWIG (WIN32)
 # ##############################################################################