[llvm] [Utils] Add new merge-release-pr.py script. (PR #101630)

[Aiden Grossman via llvm-commits]

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@@ -0,0 +1,239 @@
+#!/usr/bin/env python3
+# ===-- merge-release-pr.py  ------------------------------------------------===#
+#
+# Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+# See https://llvm.org/LICENSE.txt for license information.
+# SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+#
+# ===------------------------------------------------------------------------===#
+#
+# Helper script that will merge a Pull Request into a release branch. It will first
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boomanaiden154 wrote:

Writing this out as a doc string would be more conventional for Python.

https://github.com/llvm/llvm-project/pull/101630