ICU-22921 Rename README.md in .github

On the GitHub site the `.github/README.md` file is rendered instead of the `README.md` file in the root.
unicode-org · Oct 17, 2024 · ee8a94e · ee8a94e
1 parent 6153f2e
commit ee8a94e
Showing 1 changed file with 0 additions and 0 deletions.
diff --git a/.github/README.md → .github/HOWTO.md b/.github/README.md → .github/HOWTO.md