chore(ci): update GitHub Actions versions

Author: BlankParticle

.github/workflows/ci.yml

@@ -18,9 +18,9 @@ jobs:
         node-version: [20.x, 22.x, 24.x]
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Use Node.js ${{ matrix.node-version }}
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: ${{ matrix.node-version }}
       - uses: oven-sh/setup-bun@v2
@@ -33,9 +33,9 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - name: Use Node.js 24.x
-        uses: actions/setup-node@v4
+        uses: actions/setup-node@v6
         with:
           node-version: 24.x
       - uses: oven-sh/setup-bun@v2
@@ -46,8 +46,8 @@ jobs:
     runs-on: windows-latest
 
     steps:
-      - uses: actions/checkout@v4
-      - uses: actions/setup-node@v4
+      - uses: actions/checkout@v6
+      - uses: actions/setup-node@v6
         with:
           node-version: 22.x
       - uses: oven-sh/setup-bun@v2