message: Update cmakelist to require wasm now that system.contract is mandatory
diff: @@ -172,9 +172,7 @@ if(WASM_TOOLCHAIN)
  message(STATUS "Using WASM llvm-link => " ${WASM_LLVM_LINK})
  add_subdirectory(contracts)
  else()
  - message(STATUS "--------------------------------------------------------------------")
  - message(STATUS "No WASM compiler could be found ... (skipping building of contracts)")
  - message(STATUS "--------------------------------------------------------------------")
  + message( FATAL_ERROR "No WASM compiler cound be found" )
  endif()
  include(installer)
  