haskellPackages: fix time-travelling comment

pkgs/development/haskell-modules/configuration-common.nix

@@ -2477,7 +2477,7 @@ self: super: {
   # 2022-03-16: Bounds need to be loosened https://github.com/obsidiansystems/dependent-sum-aeson-orphans/issues/10
   dependent-sum-aeson-orphans = doJailbreak super.dependent-sum-aeson-orphans;
 
-  # 2022-04-16: package qualified import issue: https://github.com/ghcjs/ghcjs-dom/issues/101
+  # 2022-03-16: package qualified import issue: https://github.com/ghcjs/ghcjs-dom/issues/101
   ghcjs-dom = assert super.ghcjs-dom.version == "0.9.5.0"; overrideCabal (old: {
     postPatch = ''
       sed -i 's/import "jsaddle-dom" GHCJS.DOM.Document/import "ghcjs-dom-jsaddle" GHCJS.DOM.Document/' src/GHCJS/DOM/Document.hs