update github actions

Author: guzba

.github/workflows/build.yml

@@ -11,10 +11,11 @@ jobs:
     runs-on: ${{ matrix.os }}
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v3
     - uses: jiro4989/setup-nim-action@v1
       with:
         nim-version: ${{ matrix.nim-version }}
+        repo-token: ${{ secrets.GITHUB_TOKEN }}
     - run: nimble test --gc:arc -d:release -y
     - run: nimble test --gc:arc -d:release -d:pixieNoSimd -y
     - run: nimble test --gc:orc -d:release -y