don't need ghci_way_flags, the ghc package works all ways

testsuite/tests/ghc-api/dynCompileExpr/all.T

@@ -2,4 +2,4 @@ test('dynCompileExpr',
      [ extra_run_opts('"' + config.libdir + '"'),
        when(opsys('mingw32'), expect_broken_for(5987, ['dyn'])),
        omit_ways(prof_ways) ], # cannot run interpreted code with -prof
-     compile_and_run, ['-package ghc ' + config.ghci_way_flags])
+     compile_and_run, ['-package ghc'])