Allow random-1.1

cabal-install/cabal-install.cabal

@@ -135,7 +135,7 @@ executable cabal
         HTTP       >= 4000.2.5 && < 4000.3,
         mtl        >= 2.0      && < 3,
         pretty     >= 1        && < 1.2,
-        random     >= 1        && < 1.1,
+        random     >= 1        && < 1.2,
         stm        >= 2.0      && < 3,
         time       >= 1.1      && < 1.6,
         zlib       >= 0.5.3    && < 0.6