feat(third_party/bazel): Check in rules_haskell from Tweag

third_party/bazel/rules_haskell/tests/binary-with-data/bin1.hs

@@ -0,0 +1,9 @@
+module Main where
+
+import Control.Monad (unless)
+
+main :: IO ()
+main = do
+    contents <- readFile "tests/binary-with-data/bin1-input"
+    unless (contents == "contents\n")
+      $ error $ "Incorrect input; got " ++ show contents