Adds --configure-options to be propagated to all nodes

In haskell#5018, I noted, that `packageConfigConfigureArgs` is a tricky field.

I have since then come to the conclusion that most of the time you actually
do want the `--configure-options` to be passed down.

Author: angerman

cabal-install/Distribution/Client/ProjectConfig/Legacy.hs

@@ -193,7 +193,10 @@ commandLineFlagsToProjectConfig globalFlags configFlags configExFlags
         splitConfig pc = (pc
                          , mempty { packageConfigProgramPaths = packageConfigProgramPaths pc
                                   , packageConfigProgramArgs  = packageConfigProgramArgs  pc
-                                  , packageConfigProgramPathExtra = packageConfigProgramPathExtra pc })
+                                  , packageConfigProgramPathExtra = packageConfigProgramPathExtra pc
+                                  -- turns out, we do want `--configure-options` globally...
+                                  , packageConfigConfigureArgs = packageConfigConfigureArgs pc
+                                  })
 
 -- | Convert from the types currently used for the user-wide @~/.cabal/config@
 -- file into the 'ProjectConfig' type.