Update filepath submodule to filepath-1.4 snapshot

This also needs to update a couple of other submodules
to update the upper bound on filepath to allow this major
version bump to 1.4.0.0

(cherry picked from commit 5f356f3e)

compiler/ghc.cabal.in

@@ -51,7 +51,7 @@ Library
                    time                 < 1.6,
                    containers >= 0.5 && < 0.6,
                    array      >= 0.1 && < 0.6,
-                   filepath   >= 1   && < 1.4,
+                   filepath   >= 1   && < 1.5,
                    hpc,
                    transformers,
                    bin-package-db,

ghc/ghc-bin.cabal.in

@@ -32,7 +32,7 @@ Executable ghc
                    bytestring >= 0.9 && < 0.11,
                    directory  >= 1   && < 1.3,
                    process    >= 1   && < 1.3,
-                   filepath   >= 1   && < 1.4,
+                   filepath   >= 1   && < 1.5,
                    ghc
     if os(windows)
         Build-Depends: Win32

directory @ 72332489

-Subproject commit e04430d2e65baa28ab4fd8c0c044b5819d63006a
+Subproject commit 7233248952648ed4dd213f91ed52af2317a3f23b

filepath @ 4206435b

-Subproject commit c1a3aec04cb93315dbc9725139c54d71e5134426
+Subproject commit 4206435bda0929d7a65fc42e5c8629212328120c

haskeline @ 06679b72

-Subproject commit 87a01d222ef13f89a68204602e3fe9273eeed3ca
+Subproject commit 06679b723fc07ca805d0dc6b328a5762255e93ee

process @ c8cdaef5

-Subproject commit 160bdd16722d85c2644bd2353121d8eb5e1597e4
+Subproject commit c8cdaef5585717089a53be61cb6f08b3120f18b4

utils/ghc-cabal/ghc-cabal.cabal

@@ -19,5 +19,5 @@ Executable ghc-cabal
                    bytestring >= 0.10 && < 0.11,
                    Cabal      >= 1.22 && < 1.24,
                    directory  >= 1.1 && < 1.3,
-                   filepath   >= 1.2 && < 1.4
+                   filepath   >= 1.2 && < 1.5
 

hsc2hs @ c16032d8

-Subproject commit 10696fe17c9d2b4e3498684c6ffbd9f44eda53c4
+Subproject commit c16032d83c8ce7ac3e11b99f8e80bfdfc77f0d1f