Merge branch 'main' of github.com:google/benchmark

diff --git a/CMakeLists.txt b/CMakeLists.txt
index ef8dcdc..db20361 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt

@@ -13,7 +13,7 @@
   endif()
 endforeach()
 
-project (benchmark VERSION 1.5.4 LANGUAGES CXX)
+project (benchmark VERSION 1.5.6 LANGUAGES CXX)
 
 option(BENCHMARK_ENABLE_TESTING "Enable testing of the benchmark library." ON)
 option(BENCHMARK_ENABLE_EXCEPTIONS "Enable the use of exceptions in the benchmark library." ON)