Resolve needless check for CMake <3.10.0

.. since the top CMakeLists.txt requires CMake >=3.24 via
line 15 "cmake_minimum_required(VERSION 3.24)".

Signed-off-by: Sebastian Pipping <sebastian@pipping.org>

Author: hartwork

cmake/external/protobuf.cmake

@@ -135,11 +135,7 @@ endforeach(lib)
 set(PROTOBUF_PROTOC_EXECUTABLE ${PROTOBUF_INSTALL_DIR}/bin/protoc)
 list(APPEND PROTOBUF_BUILD_BYPRODUCTS ${PROTOBUF_PROTOC_EXECUTABLE})
 
-if(${CMAKE_VERSION} VERSION_LESS "3.10.0")
-  set(PROTOBUF_PROTOC_TARGET protoc)
-else()
-  set(PROTOBUF_PROTOC_TARGET protobuf::protoc)
-endif()
+set(PROTOBUF_PROTOC_TARGET protobuf::protoc)
 
 if(NOT TARGET ${PROTOBUF_PROTOC_TARGET})
   add_executable(${PROTOBUF_PROTOC_TARGET} IMPORTED)