update .gitignore to add .idea for the Jetbrains CLion IDE

and also the default cmake build directory when building in clion cmake-build-*

(cherry picked from commit 9f5daa2d904c8acae0540c11ee35cd1f78724429)

.gitignore

@@ -195,3 +195,7 @@ compile_commands.json
 # Python development
 .venv
 venv
+
+# Clion Configuration
+.idea/
+cmake-build-*