Update GHC 9.4.5 experiment.

Author: mpilgrem

stack-ghc-9.4.5.yaml

@@ -1,15 +1,17 @@
 # This is an experimental project-level configuration, to see if Stack can be
-# built with GHC 9.4.5. Currently, it can not - see
-# https://github.com/haskell/cabal/issues/8858#issuecomment-1522424125
+# built with GHC 9.4.5.
 
 # GHC 9.4.5
-resolver: nightly-2023-04-28
+resolver: nightly-2023-05-01
 
 packages:
 - .
 
 extra-deps:
 - hi-file-parser-0.1.4.0@sha256:4c3e1f4e2575809c7fe47229f8547c64e22760d77c73456bf017d27e0e736dd8,2660
+# See https://github.com/haskell/network/pull/552. Snapshot nightly-05-01 has
+# network-3.1.2.8.
+- network-3.1.2.9@sha256:eacdb7f78719cc5125b25856a9114984c5c03b484995f3074b3d756553ededee,5008
 
 drop-packages:
 # See https://github.com/commercialhaskell/stack/pull/4712

stack-ghc-9.4.5.yaml.lock

@@ -11,9 +11,16 @@ packages:
       size: 2242
   original:
     hackage: hi-file-parser-0.1.4.0@sha256:4c3e1f4e2575809c7fe47229f8547c64e22760d77c73456bf017d27e0e736dd8,2660
+- completed:
+    hackage: network-3.1.2.9@sha256:eacdb7f78719cc5125b25856a9114984c5c03b484995f3074b3d756553ededee,5008
+    pantry-tree:
+      sha256: 51165c889117723710b3d1dd70d9ce0c2ffc023a04ba3fc53f71ed20b6909349
+      size: 3914
+  original:
+    hackage: network-3.1.2.9@sha256:eacdb7f78719cc5125b25856a9114984c5c03b484995f3074b3d756553ededee,5008
 snapshots:
 - completed:
-    sha256: de1e07d52c8b35b29dc2282354e013671f1e53676822cc80376cb402cc789ab2
-    size: 626447
-    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/nightly/2023/4/28.yaml
-  original: nightly-2023-04-28
+    sha256: f0fabba5d552487306aa7ceb46dd66ed6030ce459739b094eee1116facde5c84
+    size: 626061
+    url: https://raw.githubusercontent.com/commercialhaskell/stackage-snapshots/master/nightly/2023/5/1.yaml
+  original: nightly-2023-05-01