Newer actions

.github/workflows/ci.yml

@@ -42,7 +42,6 @@ jobs:
     strategy:
       matrix:
         toolchain:
-          - nightly-2023-01-13
           - nightly
 
     continue-on-error: ${{ matrix.toolchain == 'nightly' }}
@@ -50,7 +49,7 @@ jobs:
     container: devkitpro/devkitarm
     steps:
       - name: Checkout branch
-        uses: actions/checkout@v2
+        uses: actions/checkout@v3
 
       - uses: ./.github/actions/setup
         with: