src/regionModels/regionCoupling/Make/options: Removed redundant -I option

Resolves bug-report http://openfoam.org/mantisbt/view.php?id=1958

src/regionModels/regionCoupling/Make/options

 EXE_INC = \
     -I$(LIB_SRC)/transportModels/compressible/lnInclude \
-    -I$(LIB_SRC)/AMIInterpolation/lnInclude \
     -I$(LIB_SRC)/thermophysicalModels/chemistryModel/lnInclude \
     -I$(LIB_SRC)/thermophysicalModels/specie/lnInclude \
     -I$(LIB_SRC)/thermophysicalModels/basic/lnInclude \