Add release notes generation and default release notes

Author: Kuuuube

.github/workflows/default_release_notes.md

@@ -0,0 +1,8 @@
+## Instructions
+
+- Download `tabletdrivercleanup.zip`.
+- Extract the contents of the zip.
+- Run `tabletdrivercleanup.exe` as administrator.
+
+## What's Changed
+

.github/workflows/release.yml

@@ -27,6 +27,8 @@ jobs:
         with:
           name: TabletDriverCleanup ${{ github.ref_name }}
           draft: true
+          generate_release_notes: true
+          body_path: ./.github/workflows/default_release_notes.md
           files: ./dist/tabletdrivercleanup.zip
         env:
           GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}