Require highlighting-kate 0.5.4.

pandoc.cabal

@@ -252,7 +252,7 @@ Library
                  tagsoup >= 0.12.5 && < 0.13,
                  base64-bytestring >= 0.1 && < 1.1,
                  zlib >= 0.5 && < 0.6,
-                 highlighting-kate >= 0.5.3.9 && < 0.6,
+                 highlighting-kate >= 0.5.4 && < 0.6,
                  data-default >= 0.4 && < 0.6,
                  temporary >= 1.1 && < 1.2,
                  blaze-html >= 0.5 && < 0.7,
@@ -349,7 +349,7 @@ Executable pandoc
                  text >= 0.11 && < 0.12,
                  bytestring >= 0.9 && < 0.11,
                  extensible-exceptions >= 0.1 && < 0.2,
-                 highlighting-kate >= 0.5.3.7 && < 0.6,
+                 highlighting-kate >= 0.5.4 && < 0.6,
                  HTTP >= 4000.0.5 && < 4000.3,
                  citeproc-hs >= 0.3.7 && < 0.4
   if impl(ghc >= 7.0.1)
@@ -401,7 +401,7 @@ Test-Suite test-pandoc
                   directory >= 1 && < 1.3,
                   filepath >= 1.1 && < 1.4,
                   process >= 1 && < 1.2,
-                 highlighting-kate >= 0.5.3.7 && < 0.6,
+                 highlighting-kate >= 0.5.4 && < 0.6,
                   Diff >= 0.2 && < 0.4,
                   test-framework >= 0.3 && < 0.9,
                   test-framework-hunit >= 0.2 && < 0.4,