CMake: update min version required

GitHub: closes #640
Submitted by: Jeff McKenna <jmckenna gatewaygeomatics.com>


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1933910 13f79535-47bb-0310-9956-ffa450edef68

Author: notroj

CMakeLists.txt

@@ -17,7 +17,7 @@
 
 # CMAKE_MINIMUM_REQUIRED should be the first directive in the file:
 # https://cmake.org/cmake/help/latest/command/cmake_minimum_required.html
-CMAKE_MINIMUM_REQUIRED(VERSION 2.8)
+CMAKE_MINIMUM_REQUIRED(VERSION 3.16...3.29)
 
 PROJECT(HTTPD C)