Use shared (DLL) run-time lib even when Google Test is built as static lib

Signed-off-by: Fabian Sauter <sauter.fabian@mailbox.org>

CMakeLists.txt

@@ -172,6 +172,9 @@ if(KOMPUTE_OPT_BUILD_TESTS)
     if(KOMPUTE_OPT_USE_BUILT_IN_GOOGLE_TEST)
         FetchContent_Declare(googletest GIT_REPOSITORY https://github.com/google/googletest.git
             GIT_TAG release-1.11.0) # Source: https://github.com/google/googletest/releases
+        
+        # Use a shared C runtime in case we build shared
+        set(gtest_force_shared_crt ON CACHE BOOL "" FORCE)
         FetchContent_MakeAvailable(googletest)
 
         add_library(gtest_int INTERFACE)