Custom cmake file used to find GLFW always looks at lib/cmake first
ignoring alternate libdirs and leads to using wrong libraries.

https://bugs.gentoo.org/800200
[rebased by sam]
--- a/cmake/OpenVDBGLFW3Setup.cmake
+++ b/cmake/OpenVDBGLFW3Setup.cmake
@@ -83,10 +83,10 @@ endif()
 
 list(APPEND _GLFW3_ROOT_SEARCH_DIR ${SYSTEM_LIBRARY_PATHS})
 
-set(_GLFW3_PATH_SUFFIXES "lib/cmake/glfw3" "cmake/glfw3" "glfw3")
+set(_GLFW3_PATH_SUFFIXES "cmake/glfw3" "glfw3")
 
 # GLFW 3.1 installs CMake modules into glfw instead of glfw3
-list(APPEND _GLFW3_PATH_SUFFIXES "lib/cmake/glfw" "cmake/glfw" "glfw")
+list(APPEND _GLFW3_PATH_SUFFIXES "cmake/glfw" "glfw")
 
 find_path(GLFW3_CMAKE_LOCATION glfw3Config.cmake
   ${_FIND_GLFW3_ADDITIONAL_OPTIONS}