[vm/fuzzer] List versions for each git commit

Rationale:
Go through all git commits and list dartfuzz versions.
Change-Id: I2d6ac23fcff51631a40a97bb53289fd60e65000c
Reviewed-on: https://dart-review.googlesource.com/c/sdk/+/116747
Reviewed-by: Aart Bik <ajcbik@google.com>
Commit-Queue: Felicitas Hetzelt <felih@google.com>

runtime/tools/dartfuzz/list_dartfuzz_versions.sh

@@ -0,0 +1,12 @@
+#!/usr/bin/env bash
+#
+# Copyright (c) 2019, the Dart project authors.  Please see the AUTHORS file
+# for details. All rights reserved. Use of this source code is governed by a
+# BSD-style license that can be found in the LICENSE file.
+
+for i in $(git log --oneline | grep -- '\[vm/fuzzer\]' | awk '{print $1}')
+do
+  echo $i
+  git show $i:runtime/tools/dartfuzz/dartfuzz.dart | grep 'const String version = ' | awk '{print $NF}'
+done
+