update ci to use latest checkout action (#290)

* update ci to use latest checkout action

* try user fix suggested in gh issue

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Co-authored-by: george-btrt <george@btrt.io>

.github/workflows/ci.yml

@@ -19,11 +19,13 @@ jobs:
   build:
     # The type of runner that the job will run on
     runs-on: ubuntu-latest
-    container: nimlang/nim
+    container:
+      image: nimlang/nim
+      options: --user 1001
     # Steps represent a sequence of tasks that will be executed as part of the job
     steps:
       # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
       # Runs a single command using the runners shell
       - name: Tests
         run: |