Remove useless script

Those tests don't exist any more, so no need to update them.

diff --git a/bin/update-integration-tests b/bin/update-integration-tests
deleted file mode 100755 (executable)
index 78fada4..0000000
--- a/bin/update-integration-tests
+++ /dev/null
@@ -1,14 +0,0 @@
-#!/bin/sh
-
-for TYPE in tests/fixtures/*; do
-  if [ $TYPE != "tests/fixtures/shared" ]; then
-    (
-      echo "In $TYPE:"
-      cd $TYPE
-      for TEST in ../shared/integration-*; do
-        echo "Linking: $TEST"
-        ln -sf $TEST
-      done
-    )
-  fi
-done