[infra] bumps minimum required cmake version to 3.0.2

This is the officially supported version and eliminates a CMP0048 warning on focal. See also ros/ros_comm#1869
splintered-reality · Aug 3, 2020 · c83acfc · c83acfc
1 parent 2203787
commit c83acfc
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -2,7 +2,7 @@
 # CMake
 ##############################################################################
 
-cmake_minimum_required(VERSION 2.8.3)
+cmake_minimum_required(VERSION 3.0.2)
 project(py_trees)
 
 ##############################################################################