fix spelling mistake in mx_stream cmake

git-svn-id: https://redoubt.ligo-wa.caltech.edu/svn/advLigoRTS/trunk@4439 6dcd42c9-f523-4c6d-aada-af552506706e

src/mx_stream/CMakeLists.txt

@@ -15,5 +15,5 @@ if (OPENMX_FOUND)
     target_link_libraries(mx_stream PUBLIC openmx::openmx ${MAKE_THREAD_LIBS_INIT})
     set_target_properties(mx_stream PROPERTIES LINKER_LANGUAGE CXX)
 
-    install(TARGETS mx_stream DESTIONATION bin)
+    install(TARGETS mx_stream DESTINATION bin)
 endif (OPENMX_FOUND)