gnu: ghc-repline: Remove version 0.2.0.0.

Not required by any package in the tree.

* gnu/packages/haskell-xyz.scm (ghc-repline-0.3): Merge into…
(ghc-repline): …this.
* gnu/packages/dhall.scm (dhall): Use ghc-repline.

gnu/packages/dhall.scm

@@ -68,7 +68,7 @@
        ("ghc-pretty-simple" ,ghc-pretty-simple)
        ("ghc-profunctors" ,ghc-profunctors)
        ("ghc-pretty-simple" ,ghc-pretty-simple)
-       ("ghc-repline" ,ghc-repline-0.3)
+       ("ghc-repline" ,ghc-repline)
        ("ghc-serialise" ,ghc-serialise)
        ("ghc-scientific" ,ghc-scientific)
        ("ghc-text-manipulate" ,ghc-text-manipulate)

gnu/packages/haskell-xyz.scm

@@ -11092,28 +11092,6 @@ inspired by libtre.")
 (define-public ghc-repline
   (package
     (name "ghc-repline")
-    (version "0.2.0.0")
-    (source
-     (origin
-       (method url-fetch)
-       (uri (string-append
-             "mirror://hackage/package/repline/repline-"
-             version
-             ".tar.gz"))
-       (sha256
-        (base32
-         "1ph21kbbanlcs8n5lwk16g9vqkb98mkbz5mzwrp8j2rls2921izc"))))
-    (build-system haskell-build-system)
-    (home-page "https://github.com/sdiehl/repline")
-    (synopsis "Haskeline wrapper for GHCi-like REPL interfaces")
-    (description
-     "Haskeline wrapper for GHCi-like REPL interfaces.  Composable with
-normal mtl transformers.")
-    (license license:expat)))
-
-(define-public ghc-repline-0.3
-  (package
-    (inherit ghc-repline)
     (version "0.4.0.0")
     (source
      (origin
@@ -11125,9 +11103,16 @@ normal mtl transformers.")
        (sha256
         (base32
          "1dspwi28krinkxdd7waq4y6plz0dfmzz72885p9pcqp1r14qrhj3"))))
+    (build-system haskell-build-system)
     (inputs
      `(("ghc-exceptions" ,ghc-exceptions)
-       ("ghc-haskeline" ,ghc-haskeline-0.8)))))
+       ("ghc-haskeline" ,ghc-haskeline-0.8)))
+    (home-page "https://github.com/sdiehl/repline")
+    (synopsis "Haskeline wrapper for GHCi-like REPL interfaces")
+    (description
+     "Haskeline wrapper for GHCi-like REPL interfaces.  Composable with
+normal mtl transformers.")
+    (license license:expat)))
 
 (define-public ghc-rerebase
   (package