cmake DUNE_SYS_HAS_JS_JSAPI_H examples

LSTS/dune cmake/Libraries/SpiderMonkey.cmake :36 

else(DUNE_SYS_HAS_LIB_MOZJS185 AND DUNE_SYS_HAS_JS_JSAPI_H)

LSTS/dune cmake/Libraries/SpiderMonkey.cmake :38 

endif(DUNE_SYS_HAS_LIB_MOZJS185 AND DUNE_SYS_HAS_JS_JSAPI_H)