Use Google test commit fa8438ae6b70c57010177de47a9f13d7041a6328 (After v1.17 but before v1.18 to fix error)

Author: mcbarton

cmake/modules/GoogleTest.cmake

@@ -34,8 +34,8 @@ endif()
 ExternalProject_Add(
   googletest
   GIT_REPOSITORY https://github.com/google/googletest.git
-  GIT_SHALLOW 1
-  GIT_TAG v1.17.0
+  GIT_SHALLOW FALSE
+  GIT_TAG fa8438ae6b70c57010177de47a9f13d7041a6328
   UPDATE_COMMAND ""
   # # Force separate output paths for debug and release builds to allow easy
   # # identification of correct lib in subsequent TARGET_LINK_LIBRARIES commands