Fix draft-releaase-notes (#20885)

Turns out this was broken because (a) we didn't have tags fetched,
and (b) because the gh-release action we use is buggy.

Release Notes:

- N/A

script/create-draft-release

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+
+preview=""
+if [[ "$GITHUB_REF_NAME" == *"-pre" ]]; then
+    preview="-p"
+fi
+
+gh release create -d "$GITHUB_REF_NAME" -F "$1" $preview