chore: Update outdated GitHub Actions versions

.github/workflows/bun-ci.yml

@@ -30,7 +30,7 @@ jobs:
 
     steps:
       - name: Checkout repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Install Bun
         uses: oven-sh/setup-bun@735343b667d3e6f658f44d0eca948eb6282f2b76
@@ -38,7 +38,7 @@ jobs:
           bun-version: 1.2.18
 
       - name: Cache Bun modules
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.bun/install/cache
           key: ${{ runner.os }}-bun-1.2.18-${{ hashFiles('apps/web/bun.lock') }}