FindBoost: Fix incorrect alphabetisation of headers list

Modules/FindBoost.cmake

@@ -825,8 +825,8 @@ function(_Boost_COMPONENT_HEADERS component _hdrs)
   set(_Boost_CONTAINER_HEADERS           "boost/container/container_fwd.hpp")
   set(_Boost_CONTEXT_HEADERS             "boost/context/all.hpp")
   set(_Boost_COROUTINE_HEADERS           "boost/coroutine/all.hpp")
-  set(_Boost_EXCEPTION_HEADERS           "boost/exception/exception.hpp")
   set(_Boost_DATE_TIME_HEADERS           "boost/date_time/date.hpp")
+  set(_Boost_EXCEPTION_HEADERS           "boost/exception/exception.hpp")
   set(_Boost_FIBER_HEADERS               "boost/fiber/all.hpp")
   set(_Boost_FILESYSTEM_HEADERS          "boost/filesystem/path.hpp")
   set(_Boost_GRAPH_HEADERS               "boost/graph/adjacency_list.hpp")