fixup! feat(google_benchmark): add google_benchmark example

Author: GuillaumeLagrange

examples/google_benchmark/CMakeLists.txt

@@ -5,13 +5,11 @@ project(codspeed_picobench_compat VERSION 0.0.0 LANGUAGES CXX)
 
 set(BENCHMARK_DOWNLOAD_DEPENDENCIES ON)
 
-# FetchContent_Declare( google_benchmark GIT_REPOSITORY
-# https://github.com/CodSpeedHQ/codspeed-cpp GIT_TAG
-# origin/cod-291-implement-the-core-instrumentation-library-in-c SOURCE_SUBDIR
-# google_benchmark)
-
-FetchContent_Declare(google_benchmark
-                     SOURCE_DIR ${CMAKE_SOURCE_DIR}/../../google_benchmark)
+FetchContent_Declare(
+    google_benchmark
+    SOURCE_DIR
+    ${CMAKE_SOURCE_DIR}/../../google_benchmark
+)
 
 FetchContent_MakeAvailable(google_benchmark)