removed checkout to potentially fix an error with test_data.log

.github/workflows/engine_test.yml

@@ -9,8 +9,6 @@ jobs:
     runs-on: self-hosted
 
     steps:
-      - uses: actions/checkout@v4
-
       - name: Run Engine tests
         run: |
           bash .github/workflows/test.sh engine/

.github/workflows/server_test.yml

@@ -9,8 +9,6 @@ jobs:
     runs-on: self-hosted
 
     steps:
-      - uses: actions/checkout@v4
-
       - name: Run Server tests
         run: |
           bash .github/workflows/test.sh server/

.github/workflows/ui_test.yml

@@ -9,8 +9,6 @@ jobs:
     runs-on: self-hosted
 
     steps:
-      - uses: actions/checkout@v4
-
       - name: Run UI tests
         run: |
           bash .github/workflows/test.sh ui/