bump cmake max tested version, consistency pass

Author: wjakob

CMakeLists.txt

@@ -1,4 +1,4 @@
-cmake_minimum_required(VERSION 3.15...3.26)
+cmake_minimum_required(VERSION 3.15...3.27)
 project(nanobind LANGUAGES CXX)
 
 # ---------------------------------------------------------------------------

docs/building.rst

@@ -23,7 +23,7 @@ name and tested CMake version range. The third line line searches for Python >=
 .. code-block:: cmake
 
     project(my_project) # Replace 'my_project' with the name of your project
-    cmake_minimum_required(VERSION 3.18...3.22)
+    cmake_minimum_required(VERSION 3.15...3.27)
     find_package(Python 3.8 COMPONENTS Interpreter Development.Module REQUIRED)
 
 Add the following lines below. They configure CMake to perform an optimized

docs/packaging.rst

@@ -142,7 +142,7 @@ build. The message at the top warns users attempting to do this.
 .. code-block:: cmake
 
    # Set the minimum CMake version and policies for highest tested version
-   cmake_minimum_required(VERSION 3.15...3.26)
+   cmake_minimum_required(VERSION 3.15...3.27)
 
    # Set up the project and ensure there is a working C++ compiler
    project(my_ext LANGUAGES CXX)