Correct typo in r31332, mtl_portals_enpoint.h -> mtl_portals_endpoint.h

This commit was SVN r31338.

The following SVN revision numbers were found above:
  r31332 --> open-mpi/ompi@b12ee27b3d

ompi/mca/mtl/portals4/Makefile.am

@@ -40,7 +40,7 @@ local_sources = \
 	mtl_portals4.h \
 	mtl_portals4_cancel.c \
 	mtl_portals4_component.c \
-        mtl_portals4_enpoint.h \
+    mtl_portals4_endpoint.h \
 	mtl_portals4_message.c \
 	mtl_portals4_message.h \
 	mtl_portals4_probe.c \