ci(pre-commit): add to formula [skip ci]

* Automated using https://github.com/myii/ssf-formula/pull/259

bin/install-hooks

@@ -0,0 +1,16 @@
+#!/usr/bin/env sh
+set -o nounset # Treat unset variables as an error and immediately exit
+set -o errexit # If a command fails exit the whole script
+
+if [ "${DEBUG:-false}" = "true" ]; then
+  set -x # Run the entire script in debug mode
+fi
+
+if ! command -v pre-commit >/dev/null 2>&1; then
+  echo "pre-commit not found: please install or check your PATH" >&2
+  echo "See https://pre-commit.com/#installation" >&2
+  exit 1
+fi
+
+pre-commit install --install-hooks
+pre-commit install --hook-type commit-msg --install-hooks