Update some CMake files to add missing constructs & remove obsolete ones (#739)

Author: mhucka

.editorconfig

@@ -38,6 +38,9 @@ max_line_length = 80
 [{BUILD,*.BUILD,*.bzl,*.bazel,.bazelrc}]
 indent_size = 4
 
+[{CMakeLists.txt,*.cmake}]
+indent_size = 4
+
 [{*.cc,*.h}]
 indent_size = 2
 

CMakeLists.txt

@@ -1,3 +1,5 @@
+project(qsim)
+
 set(CMAKE_CXX_STANDARD 11)
 cmake_minimum_required(VERSION 3.31)
 

pybind_interface/GetPybind11.cmake

@@ -24,6 +24,5 @@ if (pybind11_FOUND)
 endif()
 
 if((NOT pybind11_FOUND) AND (NOT pybind11_POPULATED)) # check first on system path, then attempt git fetch
-  FetchContent_Populate(pybind11)
-  add_subdirectory(${pybind11_SOURCE_DIR} ${pybind11_BINARY_DIR})
+  FetchContent_MakeAvailable(pybind11)
 endif()