chore(deps): update oven-sh/setup-bun action to v2 (#20)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.github/workflows/ci.yml

@@ -10,7 +10,7 @@ jobs:
     timeout-minutes: 20
     steps:
       - uses: actions/checkout@34e114876b0b11c390a56381ad16ebd13914f8d5 # v4.3.1
-      - uses: oven-sh/setup-bun@f4d14e03ff726c06358e5557344e1da148b56cf7 # v1.2.2
+      - uses: oven-sh/setup-bun@3d267786b128fe76c2f16a390aa2448b815359f3 # v2.1.2
         with:
           bun-version: "1.3.5"
       - uses: ruby/setup-ruby@90be1154f987f4dc0fe0dd0feedac9e473aa4ba8 # v1.286.0